CVE-2012-2135
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…
Does this matter?
Lower severity and a low EPSS score (4.55%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 2.0
- 6.4 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:P
- EPSS
- 4.55% probability · 91th percentile
- CISA KEV
- Not listed
- Affected
- python/python · canonical/ubuntu linux · debian/debian linux
- Source
- secalert@redhat.com
References
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=670389Third Party Advisory
- http://bugs.python.org/issue14579Vendor Advisory
- http://secunia.com/advisories/51087Third Party Advisory
- http://secunia.com/advisories/51089Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/04/25/2Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/04/25/4Mailing List, Third Party Advisory
- http://www.ubuntu.com/usn/USN-1615-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-1616-1Third Party Advisory
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=670389Third Party Advisory
- http://bugs.python.org/issue14579Vendor Advisory
- http://secunia.com/advisories/51087Third Party Advisory
- http://secunia.com/advisories/51089Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/04/25/2Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/04/25/4Mailing List, Third Party Advisory
- http://www.ubuntu.com/usn/USN-1615-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-1616-1Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.