CVE-2023-6779
glibcVulnerabilityCVSS 8.2PatchedPoC
A public proof-of-concept or exploit code is available, raising the risk of active exploitation. A fixed version is available (see the table below).
Recommended action: Update to the fixed version listed for your distribution using the native package manager.
Severity metrics
CVSS 3.1 : 8.2 HIGH
Attack vectorNetwork (remote)
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
Confidentiality impactNone
Integrity impactLow
Availability impactHigh
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
Affected & fixed versions by distribution
Versions are the native distribution strings (backport-aware): RHEL/Debian/SUSE backport fixes, so compare with the distro version comparator (dpkg / rpm / vercmp), not the upstream version.
| Distribution | Package | Affected | Fixed version | Status |
|---|---|---|---|---|
| Debian:12 | glibc | - | 2.36-9+deb12u4 | fixed |
| Debian:13 | glibc | - | 2.37-15 | fixed |
| Debian:14 | glibc | - | 2.37-15 | fixed |
| Ubuntu:24.04:LTS | glibc | - | 2.39-0ubuntu1 | fixed |
| Ubuntu:23.10 | glibc | - | 2.38-1ubuntu6.1 | fixed |