CVE-2012-3868

NameCVE-2012-3868
DescriptionRace condition in the ns_client structure management in ISC BIND 9.9.x before 9.9.1-P2 allows remote attackers to cause a denial of service (memory consumption or process exit) via a large volume of TCP queries.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
bind9 (PTS)jessie, jessie (lts)1:9.9.5.dfsg-9+deb8u30fixed
stretch (security)1:9.10.3.dfsg.P4-12.3+deb9u12fixed
stretch (lts), stretch1:9.10.3.dfsg.P4-12.3+deb9u15fixed
buster1:9.11.5.P4+dfsg-5.1+deb10u7fixed
buster (security)1:9.11.5.P4+dfsg-5.1+deb10u10fixed
bullseye1:9.16.44-1~deb11u1fixed
bullseye (security)1:9.16.48-1fixed
bookworm1:9.18.19-1~deb12u1fixed
bookworm (security)1:9.18.24-1fixed
sid, trixie1:9.19.21-1fixed
isc-dhcp (PTS)jessie, jessie (lts)4.3.1-6+deb8u6fixed
stretch (security)4.3.5-3+deb9u2fixed
stretch (lts), stretch4.3.5-3+deb9u3fixed
buster4.4.1-2+deb10u1fixed
buster (security)4.4.1-2+deb10u3fixed
bullseye4.4.1-2.3+deb11u2fixed
bullseye (security)4.4.1-2.3+deb11u1fixed
bookworm4.4.3-P1-2fixed
sid, trixie4.4.3-P1-5fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
bind9source(unstable)(not affected)
isc-dhcpsource(unstable)(not affected)

Notes

https://kb.isc.org/article/AA-00730
- bind9 <not-affected> (Vulnerable code not present, only affects 9.9.x)
- isc-dhcp <not-affected> (embeds bind 9.8.x; this issue only affects 9.9.x)

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