CVE-2021-3999

NameCVE-2021-3999
DescriptionOff-by-one buffer overflow/underflow in getcwd()
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
glibc (PTS)stretch2.24-11+deb9u4vulnerable
stretch (security)2.24-11+deb9u1vulnerable
buster2.28-10+deb10u1vulnerable
bullseye2.31-13+deb11u3vulnerable
bookworm, sid2.33-7fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
glibcsource(unstable)2.33-4

Notes

[bullseye] - glibc <no-dsa> (Minor issue)
[buster] - glibc <no-dsa> (Minor issue)
[stretch] - glibc <no-dsa> (Minor issue)
https://sourceware.org/bugzilla/show_bug.cgi?id=28769
https://www.openwall.com/lists/oss-security/2022/01/24/4
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=23e0e8f5f1fb5ed150253d986ecccdc90c2dcd5e
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=472e799a5f2102bc0c3206dbd5a801765fceb39c

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