CVE-2020-8231

NameCVE-2020-8231
DescriptionDue to use of a dangling pointer, libcurl 7.29.0 through 7.71.1 can use the wrong connection when sending data.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2382-1, DSA-4881-1, ELA-284-1
Debian Bugs968831

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
curl (PTS)jessie, jessie (lts)7.38.0-4+deb8u28fixed
stretch (security)7.52.1-5+deb9u16fixed
stretch (lts), stretch7.52.1-5+deb9u22fixed
buster, buster (lts)7.64.0-4+deb10u10fixed
buster (security)7.64.0-4+deb10u9fixed
bullseye7.74.0-1.3+deb11u13fixed
bullseye (security)7.74.0-1.3+deb11u14fixed
bookworm7.88.1-10+deb12u8fixed
bookworm (security)7.88.1-10+deb12u5fixed
sid, trixie8.11.0-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
curlsourcejessie7.38.0-4+deb8u18ELA-284-1
curlsourcestretch7.52.1-5+deb9u12DLA-2382-1
curlsourcebuster7.64.0-4+deb10u2DSA-4881-1
curlsource(unstable)7.72.0-1968831

Notes

https://curl.haxx.se/docs/CVE-2020-8231.html
https://github.com/curl/curl/pull/5824
https://github.com/curl/curl/commit/3c9e021f86872baae412a427e807fbfa2f3e8

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