USN-2306-3: GNU C Library regression
8 September 2014
USN-2306-1 introduced a regression in the GNU C Library.
Releases
Packages
- eglibc - GNU C Library
Details
USN-2306-1 fixed vulnerabilities in the GNU C Library. On Ubuntu 10.04 LTS,
the fix for CVE-2013-4357 introduced a memory leak in getaddrinfo. This
update fixes the problem.
We apologize for the inconvenience.
Original advisory details:
Maksymilian Arciemowicz discovered that the GNU C Library incorrectly
handled the getaddrinfo() function. An attacker could use this issue to
cause a denial of service. This issue only affected Ubuntu 10.04 LTS.
(CVE-2013-4357)
It was discovered that the GNU C Library incorrectly handled the
getaddrinfo() function. An attacker could use this issue to cause a denial
of service. This issue only affected Ubuntu 10.04 LTS and Ubuntu 12.04 LTS.
(CVE-2013-4458)
Stephane Chazelas discovered that the GNU C Library incorrectly handled
locale environment variables. An attacker could use this issue to possibly
bypass certain restrictions such as the ForceCommand restrictions in
OpenSSH. (CVE-2014-0475)
David Reid, Glyph Lefkowitz, and Alex Gaynor discovered that the GNU C
Library incorrectly handled posix_spawn_file_actions_addopen() path
arguments. An attacker could use this issue to cause a denial of service.
(CVE-2014-4043)
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 10.04
After a standard system update you need to reboot your computer to make
all the necessary changes.