libpcre2-16-0: In PCRE2 before 10.48, pcre2_serialize_encode might disclose two bytes to an adversary, typically in a situation wher...
CVE-2026-89162 is fixed in 13 products on 1 platform, first by DEBIAN-CVE-2026-89162, released September 11, 2026. It is not reported as exploited. Patch Radar priority: Routine.
In PCRE2 before 10.48, pcre2_serialize_encode might disclose two bytes to an adversary, typically in a situation where the access available to the adversary is already unsafe.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| libpcre2-16-0 · Ubuntu 26.04.1 LTS (resolute) | 10.46-1ubuntu0.1 | libpcre2-16-0 10.46-1ubuntu0.1 | Sep 29, 2026 |
| libpcre2-32-0 · Ubuntu 26.04.1 LTS (resolute) | 10.46-1ubuntu0.1 | libpcre2-32-0 10.46-1ubuntu0.1 | Sep 29, 2026 |
| libpcre2-8-0 · Ubuntu 26.04.1 LTS (resolute) | 10.46-1ubuntu0.1 | libpcre2-8-0 10.46-1ubuntu0.1 | Sep 29, 2026 |
| libpcre2-posix3 · Ubuntu 26.04.1 LTS (resolute) | 10.46-1ubuntu0.1 | libpcre2-posix3 10.46-1ubuntu0.1 | Sep 29, 2026 |
| mingw-pcre2 · Fedora 43 | 10.48-1.fc43 | FEDORA-2026-98F3F016C4 | Sep 15, 2026 |
| mingw32-pcre2 · Fedora 43 | 10.48-1.fc43 | FEDORA-2026-98F3F016C4 | Sep 15, 2026 |
| mingw32-pcre2-debuginfo · Fedora 43 | 10.48-1.fc43 | FEDORA-2026-98F3F016C4 | Sep 15, 2026 |
| mingw32-pcre2-static · Fedora 43 | 10.48-1.fc43 | FEDORA-2026-98F3F016C4 | Sep 15, 2026 |
| mingw64-pcre2 · Fedora 43 | 10.48-1.fc43 | FEDORA-2026-98F3F016C4 | Sep 15, 2026 |
| mingw64-pcre2-debuginfo · Fedora 43 | 10.48-1.fc43 | FEDORA-2026-98F3F016C4 | Sep 15, 2026 |
| mingw64-pcre2-static · Fedora 43 | 10.48-1.fc43 | FEDORA-2026-98F3F016C4 | Sep 15, 2026 |
| pcre2 · Debian 13.5 (trixie) | 10.46-1~deb13u2 | DEBIAN-CVE-2026-89162 | Sep 11, 2026 |
| pcre2 · Debian 14 | 10.48-1 | DEBIAN-CVE-2026-89162 | Sep 11, 2026 |
| pcre2 · opensuse-leap 16.0 | 10.45-160000.4.1 | OPENSUSE-SU-2026:21938-1 | Sep 23, 2026 |
| pcre2 · sles 16.0 | 10.45-160000.4.1 | SUSE-SU-2026:23906-1 | Sep 23, 2026 |
| pcre2-utils · Ubuntu 26.04.1 LTS (resolute) | 10.46-1ubuntu0.1 | pcre2-utils 10.46-1ubuntu0.1 | Sep 29, 2026 |
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