| Name | CVE-2022-27775 |
| Description | An 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-5197-1 |
| Debian Bugs | 1010253 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| curl (PTS) | jessie, jessie (lts) | 7.38.0-4+deb8u28 | fixed |
| stretch (security) | 7.52.1-5+deb9u16 | fixed |
| stretch (lts), stretch | 7.52.1-5+deb9u22 | fixed |
| buster, buster (lts) | 7.64.0-4+deb10u10 | fixed |
| buster (security) | 7.64.0-4+deb10u9 | fixed |
| bullseye | 7.74.0-1.3+deb11u13 | fixed |
| bullseye (security) | 7.74.0-1.3+deb11u14 | fixed |
| bookworm | 7.88.1-10+deb12u8 | fixed |
| bookworm (security) | 7.88.1-10+deb12u5 | fixed |
| sid, trixie | 8.11.0-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| curl | source | jessie | (not affected) | | | |
| curl | source | stretch | (not affected) | | | |
| curl | source | buster | (not affected) | | | |
| curl | source | bullseye | 7.74.0-1.3+deb11u2 | | DSA-5197-1 | |
| curl | source | (unstable) | 7.83.0-1 | | | 1010253 |
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)
[jessie] - curl <not-affected> (Vulnerable code introduced later)