CVE-2021-31523

medium
Published — · Modified —
CVSS v3
CVSS v4 NEW
not yet in upstream
VIR risk
5.5

Description

The Debian xscreensaver 5.42+dfsg1-1 package for XScreenSaver has cap_net_raw enabled for the /usr/libexec/xscreensaver/sonar file, which allows local users to gain privileges because this is arguably incompatible with the design of the Mesa 3D Graphics library dependency.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

arch Arch Affected 1 release
VersionStatusFixed in
Affected
suse SUSE Affected 1 release
VersionStatusFixed in
Affected
debian Debian Fixed 5 releases
VersionStatusFixed in
trixie Fixed 5.45+dfsg1-2
sid Fixed 5.45+dfsg1-2
forky Fixed 5.45+dfsg1-2
bullseye Fixed 5.45+dfsg1-2
bookworm Fixed 5.45+dfsg1-2

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.