| Name | CVE-2022-48560 |
| Description | A use-after-free exists in Python through 3.9 via heappushpop in heapq. |
| 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-3575-1, DLA-3614-1, ELA-1056-1, ELA-950-1, ELA-997-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| pypy (PTS) | jessie | 2.4.0+dfsg-3 | fixed |
| stretch | 5.6.0+dfsg-4 | fixed |
| buster | 7.0.0+dfsg-3 | fixed |
| bullseye | 7.3.3+dfsg-2 | fixed |
| python2.7 (PTS) | jessie, jessie (lts) | 2.7.9-2-ds1-1+deb8u12 | fixed |
| stretch (security) | 2.7.13-2+deb9u6 | vulnerable |
| stretch (lts), stretch | 2.7.13-2+deb9u9 | fixed |
| buster (security), buster, buster (lts) | 2.7.16-2+deb10u4 | fixed |
| bullseye | 2.7.18-8+deb11u1 | fixed |
| python3.4 (PTS) | jessie, jessie (lts) | 3.4.2-1+deb8u18 | fixed |
| python3.5 (PTS) | stretch (security) | 3.5.3-1+deb9u5 | vulnerable |
| stretch (lts), stretch | 3.5.3-1+deb9u10 | fixed |
| python3.7 (PTS) | buster, buster (lts) | 3.7.3-2+deb10u8 | fixed |
| 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
- python3.9 <not-affected> (Fixed before initial upload to the archive)
https://bugs.python.org/issue39421
https://github.com/python/cpython/issues/83602
https://github.com/python/cpython/commit/79f89e6e5a659846d1068e8b1bd8e491ccdef861 (v3.9.0a3)
https://github.com/python/cpython/commit/993811ffe75c2573f97fb3fd1414b34609b8c8db (v3.8.2rc1)
https://github.com/python/cpython/commit/958064f8d2b84062b0582bbae911df8ccfc11fd6 (v3.7.7rc1)
https://github.com/python/cpython/commit/c563f409ea30bcb0623d785428c9257917371b76 (v3.6.11rc1)
- pypy <not-affected> (heapq C implementation not present)