CVE-2009-2463

NameCVE-2009-2463
DescriptionMultiple integer overflows in the (1) PL_Base64Decode and (2) PL_Base64Encode functions in nsprpub/lib/libc/src/base64.c in Mozilla Firefox before 3.0.12, Thunderbird before 2.0.0.24, and SeaMonkey before 1.1.19 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unspecified vectors that trigger buffer overflows.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-1931-1, DSA-2025-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
icedove (PTS)jessie1:52.3.0-4~deb8u2fixed
nspr (PTS)jessie, jessie (lts)2:4.12-1+debu8u1fixed
stretch2:4.12-6fixed
buster2:4.20-1fixed
bullseye2:4.29-1fixed
bookworm2:4.35-1fixed
sid, trixie2:4.35-1.1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
icedovesourcelenny2.0.0.24-0lenny1DSA-2025-1
icedovesource(unstable)3.0~rc2-2
nsprsourceetch(unfixed)end-of-life
nsprsourcelenny4.7.1-5DSA-1931-1
nsprsource(unstable)4.8.2-1

Notes

[etch] - nspr <end-of-life> (Mozilla packages from oldstable no longer covered by security support)

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