CVE-2011-2690

high

Published 2011-07-17 · Modified 2026-04-29

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CVSS v3

8.8

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v4 NEW

—

not yet in upstream

VIR risk

8.8

Description

Buffer overflow in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4, when used by an application that calls the png_rgb_to_gray function but not the png_set_expand function, allows remote attackers to overwrite memory with an arbitrary amount of data, and possibly have unspecified other impact, via a crafted PNG image.

Predictions

Exploit likelihood

92%

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

Debian Affected 2 releases

Version	Status	Fixed in
6.0	Affected	—
5.0	Affected	—

Fedora Affected 1 release

Version	Status	Fixed in
14	Affected	—

Ubuntu Affected 4 releases

Version	Status	Fixed in
11.04	Affected	—
10.10	Affected	—
10.04	Affected	—
8.04	Affected	—

Application impact

Vendor	Product	Versions	Fixed
libpng	libpng	`{"startIncluding":"1.0.0","endExcluding":"1.0.55"}`	`1.0.55`

References

CWEs

CWE-120

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

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