UBUNTU-CVE-2021-29939

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Source
https://ubuntu.com/security/CVE-2021-29939
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-29939.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2021-29939
Upstream
Published
2021-04-01T05:15:00Z
Modified
2025-10-24T04:50:16Z
Severity
  • 7.3 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

An issue was discovered in the stackvector crate through 2021-02-19 for Rust. There is an out-of-bounds write in StackVec::extend if size_hint provides certain anomalous data.

References

Affected packages

Ubuntu:20.04:LTS / rust-stackvector

Package

Name
rust-stackvector
Purl
pkg:deb/ubuntu/rust-stackvector@1.0.6-2?arch=source&distro=focal

Affected ranges

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

Affected versions

1.*

1.0.6-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.0.6-2",
            "binary_name": "librust-stackvector-dev"
        }
    ]
}

Ubuntu:22.04:LTS / rust-stackvector

Package

Name
rust-stackvector
Purl
pkg:deb/ubuntu/rust-stackvector@1.1.1-1?arch=source&distro=jammy

Affected ranges

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

Affected versions

1.*

1.0.6-3
1.1.1-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.1.1-1",
            "binary_name": "librust-stackvector-dev"
        }
    ]
}

Ubuntu:24.04:LTS / rust-stackvector

Package

Name
rust-stackvector
Purl
pkg:deb/ubuntu/rust-stackvector@1.1.1-1?arch=source&distro=noble

Affected ranges

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

Affected versions

1.*

1.1.1-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.1.1-1",
            "binary_name": "librust-stackvector-dev"
        }
    ]
}

Ubuntu:25.10 / rust-stackvector

Package

Name
rust-stackvector
Purl
pkg:deb/ubuntu/rust-stackvector@1.1.1-1?arch=source&distro=questing

Affected ranges

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

Affected versions

1.*

1.1.1-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.1.1-1",
            "binary_name": "librust-stackvector-dev"
        }
    ]
}

Ubuntu:25.04 / rust-stackvector

Package

Name
rust-stackvector
Purl
pkg:deb/ubuntu/rust-stackvector@1.1.1-1?arch=source&distro=plucky

Affected ranges

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

Affected versions

1.*

1.1.1-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.1.1-1",
            "binary_name": "librust-stackvector-dev"
        }
    ]
}