| Name | CVE-2020-10543 |
| Description | Perl before 5.30.3 on 32-bit platforms allows a heap-based buffer overflow because nested regular expression quantifiers have an integer overflow. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| NVD severity | medium |
| Debian Bugs | 962005 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| perl (PTS) | stretch | 5.24.1-3+deb9u7 | fixed |
| stretch (security) | 5.24.1-3+deb9u5 | vulnerable | |
| buster | 5.28.1-6+deb10u1 | fixed | |
| bullseye | 5.32.1-4+deb11u2 | fixed | |
| bullseye (security) | 5.32.1-4+deb11u1 | fixed | |
| bookworm, sid | 5.32.1-6 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| perl | source | stretch | 5.24.1-3+deb9u7 | |||
| perl | source | buster | 5.28.1-6+deb10u1 | |||
| perl | source | (unstable) | 5.30.3-1 | 962005 |
https://github.com/perl/perl5/commit/897d1f7fd515b828e4b198d8b8bef76c6faf03ed (v5.30.3)