CVE-2012-2135

Python 3.1-3.3 - Denial of Service via UTF-16 Decoder Memory Corruption

Title source: llm
STIX 2.1

Description

The utf-16 decoder in Python 3.1 through 3.3 does not update the aligned_end variable after calling the unicode_decode_call_errorhandler function, which allows remote attackers to obtain sensitive information (process memory) or cause a denial of service (memory corruption and crash) via unspecified vectors.

References (8)

Core 8
Core References
Third Party Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-1615-1
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/51087
Third Party Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-1616-1
Vendor Advisory x_refsource_misc
http://bugs.python.org/issue14579
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/51089
Third Party Advisory x_refsource_misc
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=670389
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2012/04/25/4
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2012/04/25/2

Scores

EPSS 0.0137
EPSS Percentile 80.4%

Details

Status published
Products (7)
canonical/ubuntu_linux 10.04
canonical/ubuntu_linux 11.04
canonical/ubuntu_linux 11.10
canonical/ubuntu_linux 12.04
canonical/ubuntu_linux 12.10
debian/debian_linux 6.0
python/python 2.7.0 - 2.7.4
Published Aug 14, 2012
Tracked Since Feb 18, 2026