CVE-2011-2691
Publication date 17 July 2011
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
The png_err function in pngerror.c 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 makes a function call using a NULL pointer argument instead of an empty-string argument, which allows remote attackers to cause a denial of service (application crash) via a crafted PNG image.
Status
Package | Ubuntu Release | Status |
---|---|---|
chromium-browser | 12.04 LTS precise |
Not affected
|
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 | 12.04 LTS precise |
Fixed 8.0~b4+build1-0ubuntu2
|
11.10 oneiric |
Fixed 8.0+build1-0ubuntu0.11.10.1
|
|
11.04 natty |
Fixed 8.0+build1-0ubuntu0.11.04.1
|
|
10.10 maverick | Ignored end of life | |
10.04 LTS lucid |
Fixed 10.0+build1-0ubuntu0.10.04.2
|
|
8.04 LTS hardy | Ignored end of life | |
libpng | 12.04 LTS precise |
Not affected
|
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 |
Not affected
|
Notes
Patch details
Package | Patch details |
---|---|
libpng |
Severity score breakdown
Parameter | Value |
---|---|
Base score |
|
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |