CVE-2016-5417

NameCVE-2016-5417
DescriptionMemory leak in the __res_vinit function in the IPv6 name server management code in libresolv in GNU C Library (aka glibc or libc6) before 2.24 allows remote attackers to cause a denial of service (memory consumption) by leveraging partial initialization of internal resolver data structures.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs833302

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
glibc (PTS)jessie, jessie (lts)2.19-18+deb8u14fixed
stretch (security)2.24-11+deb9u1fixed
stretch (lts), stretch2.24-11+deb9u7fixed
buster (security), buster, buster (lts)2.28-10+deb10u4fixed
bullseye2.31-13+deb11u11fixed
bullseye (security)2.31-13+deb11u10fixed
bookworm2.36-9+deb12u9fixed
bookworm (security)2.36-9+deb12u7fixed
sid, trixie2.40-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
eglibcsource(unstable)(not affected)
glibcsourcejessie(not affected)
glibcsource(unstable)2.22-4833302

Notes

[jessie] - glibc <not-affected> (Introduced in 2.22)
- eglibc <not-affected> (Introduced in 2.22)
Introduced by: https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=2212c1420c92a33b0e0bd9a34938c9814a56c0f7 (glibc-2.22)
Fixed by: https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=5e7fdabd7df1fc6c56d104e61390bf5a6b526c38 (glibc-2.24)
https://sourceware.org/bugzilla/show_bug.cgi?id=19257

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