| Name | CVE-2022-48564 |
| Description | read_ints in plistlib.py in Python through 3.9.1 is vulnerable to a potential DoS attack via CPU and RAM exhaustion when processing malformed Apple Property List files in binary format. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-3614-1, ELA-1056-1, ELA-997-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| python2.7 (PTS) | jessie, jessie (lts) | 2.7.9-2-ds1-1+deb8u12 | fixed |
| stretch (security) | 2.7.13-2+deb9u6 | fixed |
| stretch (lts), stretch | 2.7.13-2+deb9u9 | fixed |
| buster | 2.7.16-2+deb10u1 | fixed |
| buster (security) | 2.7.16-2+deb10u4 | fixed |
| bullseye | 2.7.18-8+deb11u1 | fixed |
| python3.4 (PTS) | jessie, jessie (lts) | 3.4.2-1+deb8u17 | fixed |
| python3.5 (PTS) | stretch (security) | 3.5.3-1+deb9u5 | vulnerable |
| stretch (lts), stretch | 3.5.3-1+deb9u9 | fixed |
| python3.7 (PTS) | buster | 3.7.3-2+deb10u3 | vulnerable |
| buster (security) | 3.7.3-2+deb10u7 | fixed |
| python3.9 (PTS) | bullseye | 3.9.2-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
- python2.7 <not-affected> (In 2.7, the plistlib parser only supports XML and not the affected binary format)
https://bugs.python.org/issue42103
https://github.com/python/cpython/issues/86269
https://github.com/python/cpython/commit/34637a0ce21e7261b952fbd9d006474cc29b681f (v3.10.0a2)
https://github.com/python/cpython/commit/e277cb76989958fdbc092bf0b2cb55c43e86610a (v3.9.1rc1)
https://github.com/python/cpython/commit/547d2bcc55e348043b2f338027c1acd9549ada76 (v3.8.7rc1)
https://github.com/python/cpython/commit/225e3659556616ad70186e7efc02baeebfeb5ec4 (v3.7.10)
https://github.com/python/cpython/commit/a63234c49b2fbfb6f0aca32525e525ce3d43b2b4 (v3.6.13)