CVE-2012-1150

NameCVE-2012-1150
DescriptionPython before 2.6.8, 2.7.x before 2.7.3, 3.x before 3.1.5, and 3.2.x before 3.2.3 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-25-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
python2.7 (PTS)jessie, jessie (lts)2.7.9-2-ds1-1+deb8u12fixed
stretch (security)2.7.13-2+deb9u6fixed
stretch (lts), stretch2.7.13-2+deb9u9fixed
buster2.7.16-2+deb10u1fixed
buster (security)2.7.16-2+deb10u4fixed
bullseye2.7.18-8+deb11u1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
python2.5source(unstable)(unfixed)low
python2.6sourcesqueeze2.6.6-8+deb6u1DLA-25-1
python2.6source(unstable)2.6.8-0.1low
python2.7source(unstable)2.7.3~rc1-1low
python3.1source(unstable)(unfixed)low
python3.2source(unstable)3.2.3-1low

Notes

[squeeze] - python2.5 <no-dsa> (Minor issue)
[squeeze] - python3.1 <no-dsa> (Minor issue)

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