Out-of-bounds Read Affecting pcre2 package, versions <10.36-2+deb11u1



    Attack Complexity Low
    Confidentiality High
    Availability High
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9.1 critical
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Red Hat
7.5 high
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8.6 high

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  • Snyk ID SNYK-DEBIAN11-PCRE2-2808697
  • published 6 May 2022
  • disclosed 16 May 2022

How to fix?

Upgrade Debian:11 pcre2 to version 10.36-2+deb11u1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream pcre2 package and not the pcre2 package as distributed by Debian:11. See How to fix? for Debian:11 relevant fixed versions and status.

An out-of-bounds read vulnerability was discovered in the PCRE2 library in the get_recurse_data_length() function of the pcre2_jit_compile.c file. This issue affects recursions in JIT-compiled regular expressions caused by duplicate data transfers.