CVE-2018-5183

critical
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
9.5

Description

Mozilla developers backported selected changes in the Skia library. These changes correct memory corruption issues including invalid buffer reads and writes during graphic operations. This vulnerability affects Thunderbird ESR < 52.8, Thunderbird < 52.8, and Firefox ESR < 52.8.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2018-5183

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-201805-21

OS impact

OSVersionStatusFixed in
arch archfixed52.8.0-1
debian debianbookwormfixed52.8.0esr-1
debian debianbullseyefixed52.8.0esr-1
debian debianforkyfixed52.8.0esr-1
debian debiansidfixed52.8.0esr-1
debian debiantrixiefixed52.8.0esr-1

References

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