UBUNTU-CVE-2026-89162

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Source
https://ubuntu.com/security/CVE-2026-89162
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-89162.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-89162
Upstream
Published
2026-09-11T05:16:00Z
Modified
2026-10-13T21:03:36Z
Severity
  • 2.9 (Low) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N CVSS Calculator
  • 3.3 (Low) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

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.

References

Affected packages

Ubuntu:26.04:LTS / pcre2

Package

Name
pcre2
Purl
pkg:deb/ubuntu/pcre2?arch=source&distro=resolute

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

10.*
10.46-1
10.46-1build1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "libpcre2-16-0",
            "binary_version":  "10.46-1build1"
        },
        {
            "binary_name":  "libpcre2-32-0",
            "binary_version":  "10.46-1build1"
        },
        {
            "binary_name":  "libpcre2-8-0",
            "binary_version":  "10.46-1build1"
        },
        {
            "binary_name":  "libpcre2-posix3",
            "binary_version":  "10.46-1build1"
        },
        {
            "binary_name":  "pcre2-utils",
            "binary_version":  "10.46-1build1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-89162.json"