CVE-2009-2957

NameCVE-2009-2957
DescriptionHeap-based buffer overflow in the tftp_request function in tftp.c in dnsmasq before 2.50, when --enable-tftp is used, might allow remote attackers to execute arbitrary code via a long filename in a TFTP packet, as demonstrated by a read (aka RRQ) request.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-1876-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
dnsmasq (PTS)buster, buster (security)2.80-1+deb10u1fixed
bullseye2.85-1fixed
bookworm2.89-1fixed
trixie2.90-2fixed
sid2.90-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
dnsmasqsourceetch(not affected)
dnsmasqsourcelenny2.45-1+lenny1DSA-1876-1
dnsmasqsource(unstable)2.50-1
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