CVE-2020-27918

medium
Published 2021-11-09 ยท Modified 2021-11-09
CVSS v3
โ€”
CVSS v4 NEW
โ€”
not yet in upstream
VIR risk
5.5

Description

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 14.2 and iPadOS 14.2, iCloud for Windows 11.5, Safari 14.0.1, tvOS 14.2, iTunes 12.11 for Windows. Processing maliciously crafted web content may lead to arbitrary code execution.

Predictions

Exploit likelihood
20%
Patch ETA
โ€”

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 โ€” if you've already worked around this in production โ€” publish your fix to the community-verified tier.

โœš Propose a mitigation on Community โ†’ 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

suse SUSE Affected 1 release
VersionStatusFixed in
โ€” Affected โ€”
arch Arch Fixed 1 release
VersionStatusFixed in
โ€” Fixed 2.30.6-1
debian Debian Fixed 5 releases
VersionStatusFixed in
trixie Fixed 2.30.6-1
sid Fixed 2.30.6-1
forky Fixed 2.30.6-1
bullseye Fixed 2.30.6-1
bookworm Fixed 2.30.6-1
redhat Red Hat Fixed 1 release
VersionStatusFixed in
8 Fixed โ€”
rockylinux Rocky Linux Fixed 1 release
VersionStatusFixed in
8 Fixed โ€”

References

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

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