CVE-2021-34798

NameCVE-2021-34798
DescriptionMalformed requests may cause the server to dereference a NULL pointer. ...
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)
ReferencesDLA-2776-1, DSA-4982-1, ELA-491-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
apache2 (PTS)jessie, jessie (lts)2.4.10-10+deb8u19fixed
stretch2.4.25-3+deb9u9vulnerable
stretch (security)2.4.25-3+deb9u11fixed
buster2.4.38-3+deb10u5vulnerable
buster (security)2.4.38-3+deb10u6fixed
bullseye2.4.48-3.1+deb11u1vulnerable
bullseye (security)2.4.51-1~deb11u1fixed
bookworm, sid2.4.51-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
apache2sourcejessie2.4.10-10+deb8u19ELA-491-1
apache2sourcestretch2.4.25-3+deb9u11DLA-2776-1
apache2sourcebuster2.4.38-3+deb10u6DSA-4982-1
apache2sourcebullseye2.4.51-1~deb11u1DSA-4982-1
apache2source(unstable)2.4.49-1

Notes

https://httpd.apache.org/security/vulnerabilities_24.html#CVE-2021-34798
https://github.com/apache/httpd/commit/fa7b2a5250e54363b3a6c8ac3aaa7de4e8da9b2e (candidate-2.4.49-rc1)

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