Linux · Ubuntu · Package update · September 29, 2026

libpcre2-8-0 10.31-2ubuntu0.1~esm2: libpcre2-8-0 10.31-2ubuntu0.1~esm2 for Ubuntu 18.04.6 LTS (bionic)

libpcre2-8-0 10.31-2ubuntu0.1~esm2, released September 29, 2026, fixes 3 CVEs in libpcre2-8-0. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.

HighUnsupported product
CVEs closed
3
None rated Critical
Exploited
0
None reported
Highest CVSS
8.2
Base score, 0 to 10
Highest EPSS
0.0035
28th percentile

Priority of the 3 CVEs

Patch now 0 Urgent 0 High 3 Routine 0

Fixed package versions

ProductReleaseFixed in
libpcre2-8-0Ubuntu 18.04.6 LTS (bionic)10.31-2ubuntu0.1~esm2

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
High CVE-2026-89157 PCRE2 before 10.48, on 32-bit platforms, has a pcre2_pattern_convert out-of-bounds write when an attacker can provide a large pattern.8.2 0.0035 None reported
High CVE-2026-103111 PCRE2 before 10.49, when there is an attacker-controlled regular expression and certain JIT API usage, allows an out-of-bounds write with arbitrary data.8.2 0.0027 None reported
High CVE-2026-89158 PCRE2 before 10.48, on 32-bit platforms, has a pcre2_compile_32 integer overflow and resultant out-of-bounds write.8.2 0.0025 None reported
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