USN-5699-1

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/notices/USN-5699-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5699-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-5699-1
Upstream
Related
Published
2022-10-25T22:48:23.144884Z
Modified
2025-09-08T16:37:32Z
Summary
glibc vulnerabilities
Details

Jan Engelhardt, Tavis Ormandy, and others discovered that the GNU C Library iconv feature incorrectly handled certain input sequences. An attacker could possibly use this issue to cause the GNU C Library to hang or crash, resulting in a denial of service. (CVE-2021-3326)

It was discovered that the GNU C Library nscd daemon incorrectly handled certain netgroup lookups. An attacker could possibly use this issue to cause the GNU C Library to crash, resulting in a denial of service. (CVE-2021-35942)

References

Affected packages

Ubuntu:Pro:16.04:LTS / glibc

Package

Name
glibc
Purl
pkg:deb/ubuntu/glibc@2.23-0ubuntu11.3+esm2?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.23-0ubuntu11.3+esm2

Affected versions

2.*

2.21-0ubuntu4
2.21-0ubuntu5
2.21-0ubuntu6
2.23-0ubuntu1
2.23-0ubuntu2
2.23-0ubuntu3
2.23-0ubuntu4
2.23-0ubuntu5
2.23-0ubuntu6
2.23-0ubuntu7
2.23-0ubuntu9
2.23-0ubuntu10
2.23-0ubuntu11
2.23-0ubuntu11.2
2.23-0ubuntu11.3
2.23-0ubuntu11.3+esm1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_version": "2.23-0ubuntu11.3+esm2",
            "binary_name": "glibc-source"
        },
        {
            "binary_version": "2.23-0ubuntu11.3+esm2",
            "binary_name": "libc-bin"
        },
        {
            "binary_version": "2.23-0ubuntu11.3+esm2",
            "binary_name": "libc-dev-bin"
        },
        {
            "binary_version": "2.23-0ubuntu11.3+esm2",
            "binary_name": "libc6"
        },
        {
            "binary_version": "2.23-0ubuntu11.3+esm2",
            "binary_name": "libc6-amd64"
        },
        {
            "binary_version": "2.23-0ubuntu11.3+esm2",
            "binary_name": "libc6-armel"
        },
        {
            "binary_version": "2.23-0ubuntu11.3+esm2",
            "binary_name": "libc6-dev"
        },
        {
            "binary_version": "2.23-0ubuntu11.3+esm2",
            "binary_name": "libc6-dev-amd64"
        },
        {
            "binary_version": "2.23-0ubuntu11.3+esm2",
            "binary_name": "libc6-dev-armel"
        },
        {
            "binary_version": "2.23-0ubuntu11.3+esm2",
            "binary_name": "libc6-dev-i386"
        },
        {
            "binary_version": "2.23-0ubuntu11.3+esm2",
            "binary_name": "libc6-dev-s390"
        },
        {
            "binary_version": "2.23-0ubuntu11.3+esm2",
            "binary_name": "libc6-dev-x32"
        },
        {
            "binary_version": "2.23-0ubuntu11.3+esm2",
            "binary_name": "libc6-i386"
        },
        {
            "binary_version": "2.23-0ubuntu11.3+esm2",
            "binary_name": "libc6-pic"
        },
        {
            "binary_version": "2.23-0ubuntu11.3+esm2",
            "binary_name": "libc6-s390"
        },
        {
            "binary_version": "2.23-0ubuntu11.3+esm2",
            "binary_name": "libc6-x32"
        },
        {
            "binary_version": "2.23-0ubuntu11.3+esm2",
            "binary_name": "locales"
        },
        {
            "binary_version": "2.23-0ubuntu11.3+esm2",
            "binary_name": "locales-all"
        },
        {
            "binary_version": "2.23-0ubuntu11.3+esm2",
            "binary_name": "multiarch-support"
        },
        {
            "binary_version": "2.23-0ubuntu11.3+esm2",
            "binary_name": "nscd"
        }
    ]
}