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Ubuntu Security Notice USN-1291-1

Posted Dec 8, 2011

Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 1291-1 - A bug was discovered in the XFS filesystem's handling of pathnames. A local attacker could exploit this to crash the system, leading to a denial of service, or gain root privileges. A flaw was found in the Journaling Block Device (JBD). A local attacker able to mount ext3 or ext4 file systems could exploit this to crash the system, leading to a denial of service. Clement Lecigne discovered a bug in the HFS file system bounds checking. When a malformed HFS file system is mounted a local user could crash the system or gain root privileges. Various other issues were also addressed.

tags | advisory, denial of service, local, root

systems | linux, ubuntu

advisories | CVE-2011-4077, CVE-2011-4132, CVE-2011-4330

SHA-256 | 2898c81e08aa59f58b87d94dae03200e92b3371465b43e371d4113f24da945fd

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