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CVE-2026-103111VulnerabilityPublished Updated

Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Affects Red Hat pcre2Source GCVE Database

0
Authoritative record:CVE-2026-103111· High 7.6

Not known to be exploited · CVSS 7.6 High.

Data as of 26 Oct 2026, 17:16 UTC

CVSS 3.1 base score
7.6High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 18% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 30 Sep 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Ubuntu 26.10pcre2pkg:deb/ubuntu/pcre2?arch=source&distro=stonkingOther threatsAffected
  • =10.46-1build1
Fixed in–
Ubuntu 26.04 LTSpcre2pkg:deb/ubuntu/pcre2?arch=source&distro=resoluteOther threatsAffected
  • =10.46-1
  • =10.46-1build1
Fixed in–
Ubuntu 24.04 LTSpcre2pkg:deb/ubuntu/pcre2?arch=source&distro=nobleOther threatsAffected
  • 10.42-4 – 10.42-4ubuntu2.1
4 affected builds
Fixed in–
Ubuntu 22.04 LTSpcre2pkg:deb/ubuntu/pcre2?arch=source&distro=jammyOther threatsAffected
  • 10.37-0ubuntu2 – 10.39-3ubuntu0.1
4 affected builds
Fixed in–
Ubuntu 20.04 LTSpcre2pkg:deb/ubuntu/pcre2?arch=source&distro=focalOther threatsAffected
  • =10.32-5
  • =10.34-7
  • =10.34-7ubuntu0.1
Fixed in–
Ubuntu Pro 18.04 LTSpcre2pkg:deb/ubuntu/pcre2?arch=source&distro=esm-apps/bionicOther threatsAffected
  • 10.22-3 – 10.31-2ubuntu0.1~esm1
6 affected builds
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

Description

This update includes the following RPMs: pcre2: * pcre2-10.49-0.1.hum1 (aarch64, x86_64) * pcre2-devel-10.49-0.1.hum1 (aarch64, x86_64) * pcre2-static-10.49-0.1.hum1 (aarch64, x86_64) * pcre2-syntax-10.49-0.1.hum1 (noarch) * pcre2-tools-10.49-0.1.hum1 (aarch64, x86_64) * pcre2-utf16-10.49-0.1.hum1 (aarch64, x86_64) * pcre2-utf32-10.49-0.1.hum1 (aarch64, x86_64) * pcre2-10.49-0.1.hum1.src (src)

References

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