CVE-2021-36160

NameCVE-2021-36160
DescriptionA carefully crafted request uri-path can cause mod_proxy_uwsgi to read above the allocated memory and crash (DoS). This issue affects Apache HTTP Server versions 2.4.30 to 2.4.48 (inclusive).
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-2768-1, DSA-4982-1
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
apache2 (PTS)stretch2.4.25-3+deb9u9fixed
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
uwsgi (PTS)stretch2.0.14+20161117-3+deb9u2vulnerable
stretch (security)2.0.14+20161117-3+deb9u4fixed
buster2.0.18-1vulnerable
bullseye2.0.19.1-7.1vulnerable
bookworm, sid2.0.20-1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
apache2sourcestretch(not affected)
apache2sourcebuster2.4.38-3+deb10u6DSA-4982-1
apache2sourcebullseye2.4.51-1~deb11u1DSA-4982-1
apache2source(unstable)2.4.49-1
uwsgisourcestretch2.0.14+20161117-3+deb9u4DLA-2768-1
uwsgisource(unstable)(unfixed)unimportant

Notes

[stretch] - apache2 <not-affected> (Vulnerable module not present)
https://httpd.apache.org/security/vulnerabilities_24.html#CVE-2021-36160
https://github.com/apache/httpd/commit/b364cad72b48dd40fbc2850e525b845406520f0b
uwsgi since 2.0.15-11 drops building the libapache2-mod-proxy-uwsgi{,-dbg}
packages which are provided by src:apache2 itself.
Regression report: https://bz.apache.org/bugzilla/show_bug.cgi?id=65616

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