CVE-2022-1586
9.1
CRITICAL
CVSS 3.1
EPSS 0.58%
Description
An out-of-bounds read vulnerability was discovered in the PCRE2 library in the compile_xclass_matchingpath() function of the pcre2_jit_compile.c file. This involves a unicode property matching issue in JIT-compiled regular expressions. The issue occurs because the character was not fully read in case-less matching within JIT.
How to fix CVE-2022-1586
To remediate CVE-2022-1586, upgrade the affected package to a fixed version below.
- Alpine/pcre2—upgrade to 10.36-r1 or later
- —upgrade to 10.36-2+deb11u1 or later
Is CVE-2022-1586 being exploited?
Low — EPSS is 0.6%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 10.36-r1
- from 0, < 10.36-2+deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |