UBUNTU-CVE-2021-46195

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2021-46195
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-46195.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2021-46195
Upstream
Published
2022-01-14T20:15:00Z
Modified
2026-05-20T16:05:26.405935093Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

GCC v12.0 was discovered to contain an uncontrolled recursion via the component libiberty/rust-demangle.c. This vulnerability allows attackers to cause a Denial of Service (DoS) by consuming excessive CPU and memory resources.

References

Affected packages

Ubuntu:22.04:LTS / gcc-11

Package

Name
gcc-11
Purl
pkg:deb/ubuntu/gcc-11?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

11.*
11.2.0-7ubuntu2
11.2.0-10ubuntu1
11.2.0-12ubuntu1
11.2.0-13ubuntu1
11.2.0-14ubuntu1
11.2.0-16ubuntu1
11.2.0-18ubuntu1
11.2.0-19ubuntu1
11.3.0-1ubuntu1~22.04
11.3.0-1ubuntu1~22.04.1
11.4.0-1ubuntu1~22.04
11.4.0-1ubuntu1~22.04.2
11.4.0-1ubuntu1~22.04.3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "cpp-11"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "g++-11"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "g++-11-multilib"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gcc-11"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gcc-11-base"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gcc-11-hppa64-linux-gnu"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gcc-11-locales"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gcc-11-multilib"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gcc-11-offload-amdgcn"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gcc-11-offload-nvptx"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gcc-11-source"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gcc-11-test-results"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gccbrig-11"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gccgo-11"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gccgo-11-multilib"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gdc-11"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gdc-11-multilib"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gfortran-11"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gfortran-11-multilib"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gm2-11"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gnat-11"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gobjc++-11"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gobjc++-11-multilib"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gobjc-11"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "gobjc-11-multilib"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "lib32asan6"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "lib32go19"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "lib32gphobos2"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "lib64asan6"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "lib64go19"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "lib64gphobos2"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "libasan6"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "libgnat-11"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "libgo19"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "libgphobos2"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "libhsail-rt0"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "libstdc++-11-pic"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "libtsan0"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "libx32asan6"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "libx32go19"
        },
        {
            "binary_version": "11.4.0-1ubuntu1~22.04.3",
            "binary_name": "libx32gphobos2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-46195.json"

Ubuntu:24.04:LTS / gcc-11

Package

Name
gcc-11
Purl
pkg:deb/ubuntu/gcc-11?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

11.*
11.4.0-4ubuntu1
11.4.0-5ubuntu1
11.4.0-6ubuntu1
11.4.0-7ubuntu2
11.4.0-9ubuntu1
11.5.0-1ubuntu1~24.04
11.5.0-1ubuntu1~24.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "cpp-11"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "g++-11"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "g++-11-multilib"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gcc-11"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gcc-11-base"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gcc-11-hppa64-linux-gnu"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gcc-11-locales"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gcc-11-multilib"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gcc-11-offload-amdgcn"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gcc-11-offload-nvptx"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gcc-11-source"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gcc-11-test-results"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gccbrig-11"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gccgo-11"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gccgo-11-multilib"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gdc-11"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gdc-11-multilib"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gfortran-11"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gfortran-11-multilib"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gm2-11"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gnat-11"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gobjc++-11"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gobjc++-11-multilib"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gobjc-11"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "gobjc-11-multilib"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "lib32asan6"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "lib32go19"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "lib32gphobos2"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "lib64asan6"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "lib64go19"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "lib64gphobos2"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "libasan6"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "libgnat-11"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "libgo19"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "libgphobos2"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "libhsail-rt0"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "libstdc++-11-pic"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "libtsan0"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "libx32asan6"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "libx32go19"
        },
        {
            "binary_version": "11.5.0-1ubuntu1~24.04.1",
            "binary_name": "libx32gphobos2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-46195.json"

Ubuntu:25.10 / gcc-11

Package

Name
gcc-11
Purl
pkg:deb/ubuntu/gcc-11?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

11.*
11.5.0-2ubuntu1
11.5.0-5ubuntu1
11.5.0-6ubuntu1
11.5.0-7ubuntu1
11.5.0-7ubuntu1.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "cpp-11"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "g++-11"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "g++-11-multilib"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "gcc-11"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "gcc-11-base"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "gcc-11-hppa64-linux-gnu"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "gcc-11-locales"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "gcc-11-multilib"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "gcc-11-offload-amdgcn"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "gcc-11-offload-nvptx"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "gcc-11-source"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "gcc-11-test-results"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "gccgo-11"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "gccgo-11-multilib"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "gdc-11"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "gdc-11-multilib"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "gfortran-11"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "gfortran-11-multilib"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "gnat-11"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "gobjc++-11"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "gobjc++-11-multilib"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "gobjc-11"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "gobjc-11-multilib"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "lib32asan6"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "lib32go19"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "lib32gphobos2"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "lib64asan6"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "lib64go19"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "lib64gphobos2"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "libasan6"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "libgnat-11"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "libgo19"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "libgphobos2"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "libstdc++-11-pic"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "libtsan0"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "libx32asan6"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "libx32go19"
        },
        {
            "binary_version": "11.5.0-7ubuntu1.1",
            "binary_name": "libx32gphobos2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-46195.json"

Ubuntu:26.04:LTS / gcc-11

Package

Name
gcc-11
Purl
pkg:deb/ubuntu/gcc-11?arch=source&distro=resolute

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

11.*
11.5.0-7ubuntu1
11.5.0-7ubuntu2
11.5.0-8ubuntu1
11.5.0-9ubuntu1
11.5.0-10ubuntu1
11.5.0-11ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "cpp-11"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "g++-11"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "g++-11-multilib"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "gcc-11"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "gcc-11-base"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "gcc-11-hppa64-linux-gnu"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "gcc-11-locales"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "gcc-11-multilib"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "gcc-11-offload-amdgcn"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "gcc-11-offload-nvptx"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "gcc-11-source"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "gcc-11-test-results"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "gccgo-11"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "gccgo-11-multilib"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "gdc-11"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "gdc-11-multilib"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "gfortran-11"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "gfortran-11-multilib"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "gnat-11"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "gobjc++-11"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "gobjc++-11-multilib"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "gobjc-11"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "gobjc-11-multilib"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "lib32asan6"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "lib32go19"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "lib32gphobos2"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "lib64asan6"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "lib64go19"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "lib64gphobos2"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "libasan6"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "libgnat-11"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "libgo19"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "libgphobos2"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "libstdc++-11-pic"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "libtsan0"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "libx32asan6"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "libx32go19"
        },
        {
            "binary_version": "11.5.0-11ubuntu2",
            "binary_name": "libx32gphobos2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-46195.json"