RLSA-2026:81532

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Source
https://errata.rockylinux.org/RLSA-2026:81532
Import Source
https://storage.googleapis.com/resf-osv-data/RLSA-2026:81532.json
JSON Data
https://api.osv.dev/v1/vulns/RLSA-2026:81532
Upstream
CVE (7)
Published
2026-10-14T06:30:05Z
Modified
2026-10-14T07:00:02Z
Severity
  • 8.2 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L CVSS Calculator
Summary
Important: pcre2 security update
Details

The pcre2 package contains a new generation of the Perl Compatible Regular Expression libraries for implementing regular expression pattern matching using the same syntax and semantics as Perl.

Security Fix(es):

  • pcre2: PCRE2: Out-of-bounds write allows arbitrary code execution via crafted regular expressions (CVE-2026-86145)

  • PCRE2: PCRE2: Out-of-bounds read via invalid UTF data during JIT fallback (CVE-2026-89156)

  • pcre2: PCRE2: Out-of-bounds write via large pattern input (CVE-2026-89157)

  • pcre2: PCRE2: Denial of Service via out-of-bounds read during invalid UTF matching (CVE-2026-89160)

  • PCRE2: PCRE2: Out-of-bounds write via integer overflow on 32-bit platforms (CVE-2026-89158)

  • pcre2: PCRE2: Memory corruption vulnerability in pcre2_jit_match (CVE-2026-89161)

  • pcre2: pcre2: Out-of-bounds write via crafted regular expression (CVE-2026-103111)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Database specific 
{
    "license":  "CC-BY-4.0",
    "license_url":  "https://creativecommons.org/licenses/by/4.0/",
    "source_advisory":  "RHSA-2026:81532"
}
References
Credits
    • Rocky Enterprise Software Foundation
    • Red Hat

Affected packages

Rocky Linux:9 / pcre2

Package

Name
pcre2
Purl
pkg:rpm/rocky-linux/pcre2?distro=rocky-linux-9&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:10.40-7.el9_8
Database specific
Show details 
{
    "yum_repository":  "BaseOS"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:81532.json"