CVE-2015-3218

NameCVE-2015-3218
DescriptionThe authentication_agent_new function in polkitbackend/polkitbackendinteractiveauthority.c in PolicyKit (aka polkit) before 0.113 allows local users to cause a denial of service (NULL pointer dereference and polkitd daemon crash) by calling RegisterAuthenticationAgent with an invalid object path.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs787932

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
policykit-1 (PTS)buster, buster (security)0.105-25+deb10u1fixed
bullseye, bullseye (security)0.105-31+deb11u1fixed
bookworm122-3fixed
trixie124-1fixed
sid124-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
policykit-1sourceexperimental0.113-1
policykit-1sourcesqueeze(not affected)
policykit-1sourcejessie0.105-15~deb8u1
policykit-1source(unstable)0.105-11787932

Notes

[wheezy] - policykit-1 <no-dsa> (Minor issue)
[squeeze] - policykit-1 <not-affected> (Vulnerable code introduced later)
http://lists.freedesktop.org/archives/polkit-devel/2015-May/000420.html
Patch: http://cgit.freedesktop.org/polkit/commit/?id=48e646918efb2bf0b3b505747655726d7869f31c
Introduced by: http://cgit.freedesktop.org/polkit/commit/?id=6eeb077bc90c9c7783360a526b2f04645b1b0848

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