CVE-2022-27775

NameCVE-2022-27775
DescriptionAn information disclosure vulnerability exists in curl 7.65.0 to 7.82.0 are vulnerable that by using an IPv6 address that was in the connection pool but with a different zone id it could reuse a connection instead.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
ReferencesDSA-5197-1
Debian Bugs1010253

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
curl (PTS)buster, buster (security)7.64.0-4+deb10u2fixed
bullseye7.74.0-1.3+deb11u1vulnerable
bullseye (security)7.74.0-1.3+deb11u2fixed
bookworm, sid7.84.0-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
curlsourcestretch(not affected)
curlsourcebuster(not affected)
curlsourcebullseye7.74.0-1.3+deb11u2DSA-5197-1
curlsource(unstable)7.83.0-11010253

Notes

[buster] - curl <not-affected> (Vulnerable code introduced later)
[stretch] - curl <not-affected> (Vulnerable code introduced later)
https://curl.se/docs/CVE-2022-27775.html
Introduced by: https://github.com/curl/curl/commit/2d0e9b40d3237b1450cbbfbcb996da244d964898 (curl-7_65_0)
Fixed by: https://github.com/curl/curl/commit/058f98dc3fe595f21dc26a5b9b1699e519ba5705 (curl-7_83_0)

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