Bug 2535825 - CVE-2026-89160 mingw-pcre2: PCRE2: Denial of Service via out-of-bounds read during invalid UTF matching [fedora-all]
Summary: CVE-2026-89160 mingw-pcre2: PCRE2: Denial of Service via out-of-bounds read d...
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: mingw-pcre2
Version: rawhide
Hardware: Unspecified
OS: Unspecified
low
low
Target Milestone: ---
Assignee: Sandro Mani
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["00763b8b-9c11-4e14-97a7-b...
Depends On:
Blocks: CVE-2026-89160
TreeView+ depends on / blocked
 
Reported: 2026-09-17 07:01 UTC by Ganesh
Modified: 2026-09-24 01:19 UTC (History)
1 user (show)

Fixed In Version: mingw-pcre2-10.48-1.fc45 mingw-pcre2-10.48-1.fc44 mingw-pcre2-10.48-1.fc43
Clone Of:
Environment:
Last Closed: 2026-09-24 00:18:40 UTC
Type: ---
Embargoed:

Attachments (Terms of Use)

Description Ganesh 2026-09-17 07:01:04 UTC 
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

PCRE2 before 10.48 has a pcre2_match out-of-bounds read during the PCRE2_MATCH_INVALID_UTF matching of an invalid UTF subject.
Comment 1 Fedora Update System 2026-09-18 14:38:35 UTC 
FEDORA-2026-98f3f016c4 (mingw-pcre2-10.48-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-98f3f016c4
Comment 2 Fedora Update System 2026-09-18 14:38:37 UTC 
FEDORA-2026-68e2c40a81 (mingw-pcre2-10.48-1.fc45) has been submitted as an update to Fedora 45.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-68e2c40a81
Comment 3 Fedora Update System 2026-09-18 14:38:39 UTC 
FEDORA-2026-e9c6062c07 (mingw-pcre2-10.48-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-e9c6062c07
Comment 4 Fedora Update System 2026-09-24 00:18:40 UTC 
FEDORA-2026-68e2c40a81 (mingw-pcre2-10.48-1.fc45) has been pushed to the Fedora 45 stable repository.
If problem still persists, please make note of it in this bug report.
Comment 5 Fedora Update System 2026-09-24 01:02:51 UTC 
FEDORA-2026-e9c6062c07 (mingw-pcre2-10.48-1.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.
Comment 6 Fedora Update System 2026-09-24 01:19:17 UTC 
FEDORA-2026-98f3f016c4 (mingw-pcre2-10.48-1.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.
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