| Name | CVE-2021-29921 |
| Description | In Python before 3,9,5, the ipaddress library mishandles leading zero ... |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-3980-1 |
| Debian Bugs | 989195 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| pypy3 (PTS) | bullseye | 7.3.5+dfsg-2+deb11u2 | fixed |
| bullseye (security) | 7.3.5+dfsg-2+deb11u5 | fixed |
| bookworm | 7.3.11+dfsg-2+deb12u3 | fixed |
| trixie | 7.3.19+dfsg-2 | fixed |
| forky, sid | 7.3.21+dfsg-4 | fixed |
| python2.7 (PTS) | bullseye | 2.7.18-8+deb11u1 | fixed |
| python3.9 (PTS) | bullseye | 3.9.2-1 | vulnerable |
| bullseye (security) | 3.9.2-1+deb11u6 | fixed |
The information below is based on the following data on fixed versions.
Notes
- python2.7 <not-affected> (Vulnerable code introduced later)
[buster] - pypy3 <no-dsa> (Minor issue)
[bullseye] - pypy3 <not-affected> (Vulnerable code introduced later)
https://bugs.python.org/issue36384#msg392423
https://github.com/python/cpython/commit/60ce8f0be6354ad565393ab449d8de5d713f35bc (v3.10.0b1)
https://github.com/python/cpython/commit/5374fbc31446364bf5f12e5ab88c5493c35eaf04 (v3.9.5)
Introduced by: https://github.com/python/cpython/commit/e653d4d8e820a7a004ad399530af0135b45db27a (v3.8.0a4)