CVE-2026-89161
Published: September 13, 2026Last modified: October 1, 2026
Description
In PCRE2 before 10.48, pcre2_jit_match mishandles a previously copied subject being passed in as a context. An incorrect free operation can occur.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.8 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 25 LTS | pcre2 | Fixed (10.48-r0) |
| Stream | pcre2 | Fixed (10.48-r0) | |
| Hardened Containers | 25 LTS | pcre2 | Fixed (10.48-r0) |
| Stream | pcre2 | Fixed (10.48-r0) |