CVE-2011-2690

Publication date 17 July 2011

Last updated 25 August 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

8.8 · High

Score breakdown

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.

Read the notes from the security team

Status

Package Ubuntu Release Status
chromium-browser 11.10 oneiric
Fixed 14.0.835.202~r103287-0ubuntu1
11.04 natty
Fixed 14.0.835.202~r103287-0ubuntu0.11.04.1
10.10 maverick
Fixed 14.0.835.202~r103287-0ubuntu0.10.10.1
10.04 LTS lucid
Fixed 14.0.835.202~r103287-0ubuntu0.10.04.2
8.04 LTS hardy Not in release
firefox 11.10 oneiric
Not affected
11.04 natty
Not affected
10.10 maverick
Not affected
10.04 LTS lucid
Not affected
8.04 LTS hardy Ignored end of life
libpng 11.10 oneiric
Not affected
11.04 natty
Fixed 1.2.44-1ubuntu3.1
10.10 maverick
Fixed 1.2.44-1ubuntu0.1
10.04 LTS lucid
Fixed 1.2.42-1ubuntu2.2
8.04 LTS hardy
Fixed 1.2.15~beta5-3ubuntu0.4

Notes

jdstrand

firefox 3.6.23 has 1.2.35 and 7.0.1 has 1.4.7

micahg

per https://bugzilla.mozilla.org/show_bug.cgi?id=669863#c2 Firefox 7+ isn't vulnerable

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
libpng

Severity score breakdown

CVSS version: CVSS v3.0

Base score 8.8 · High

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

References

Related Ubuntu Security Notices (USN)

Other references

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