Name | CVE-2022-0934 |
Description | A single-byte, non-arbitrary write/use-after-free flaw was found in dnsmasq. This flaw allows an attacker who sends a crafted packet processed by dnsmasq, potentially causing a denial of service. |
Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
References | DLA-3974-1, ELA-1152-1, ELA-828-1 |
Debian Bugs | 1014715 |
The table below lists information on source packages.
Source Package | Release | Version | Status |
---|---|---|---|
dnsmasq (PTS) | jessie, jessie (lts) | 2.72-3+deb8u7 | fixed |
stretch (security) | 2.76-5+deb9u3 | vulnerable | |
stretch (lts), stretch | 2.76-5+deb9u4 | fixed | |
buster, buster (lts) | 2.80-1+deb10u3 | fixed | |
buster (security) | 2.80-1+deb10u1 | vulnerable | |
bullseye | 2.85-1 | vulnerable | |
bullseye (security) | 2.85-1+deb11u1 | fixed | |
bookworm | 2.89-1 | fixed | |
sid, trixie | 2.90-7 | fixed |
The information below is based on the following data on fixed versions.
Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
---|---|---|---|---|---|---|
dnsmasq | source | jessie | 2.72-3+deb8u7 | ELA-828-1 | ||
dnsmasq | source | stretch | 2.76-5+deb9u4 | ELA-828-1 | ||
dnsmasq | source | buster | 2.80-1+deb10u2 | ELA-1152-1 | ||
dnsmasq | source | bullseye | 2.85-1+deb11u1 | DLA-3974-1 | ||
dnsmasq | source | (unstable) | 2.87-1 | 1014715 |
[buster] - dnsmasq <no-dsa> (Minor issue)
[stretch] - dnsmasq <no-dsa> (Minor issue)
https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016272.html
https://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commit;h=03345ecefeb0d82e3c3a4c28f27c3554f0611b39 (v2.87rc1)