CVE-2011-2695

Priority
Low
Description
Multiple off-by-one errors in the ext4 subsystem in the Linux kernel before
3.0-rc5 allow local users to cause a denial of service (BUG_ON and system
crash) by accessing a sparse file in extent format with a write operation
involving a block number corresponding to the largest possible 32-bit
unsigned integer.
Ubuntu-Description
It was discovered that the EXT4 filesystem contained multiple off-by-one
flaws. A local attacker could exploit this to crash the system, leading to
a denial of service.
References
Bugs
Package
Upstream:released (3.0~rc5)
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Package
Upstream:released (3.0~rc5)
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Package
Upstream:released (3.0~rc5)
Ubuntu 14.04 LTS (Trusty Tahr):not-affected (3.1.10-8.28)
Package
Upstream:released (3.0~rc5)
Ubuntu 14.04 LTS (Trusty Tahr):not-affected (3.4.0-1.7)
Package
Upstream:released (3.0~rc5)
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Package
Upstream:released (3.0~rc5)
Ubuntu 14.04 LTS (Trusty Tahr):not-affected (3.4.0-1.3)
Package
Upstream:released (3.0~rc5)
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Package
Upstream:released (3.0~rc5)
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Package
Source: linux (LP Ubuntu Debian)
Upstream:released (3.0~rc5)
Ubuntu 14.04 LTS (Trusty Tahr):not-affected (3.11.0-12.19)
Patches:
Introduced by a86c61812637c7dd0c57e29880cffd477b62f2e7Fixed by f17722f917b2f21497deb6edc62fb1683daa08e6
Package
Upstream:released (3.0~rc5)
Ubuntu 14.04 LTS (Trusty Tahr):not-affected (3.0.0-3.18)
Package
Upstream:released (3.0~rc5)
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Package
Upstream:released (3.0~rc5)
Ubuntu 14.04 LTS (Trusty Tahr):not-affected (3.4.0-3.21)
Package
Upstream:released (3.0~rc5)
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Package
Upstream:released (3.0~rc5)
Ubuntu 14.04 LTS (Trusty Tahr):not-affected (3.4.0-4.19)
More Information

Updated: 2017-08-11 23:47:48 UTC (commit 13081)