Home/CVE/An out-of-bounds read vulnerability was discovered in the PCRE2 library in the compile_xclass_matchingpath() function of
CVE

CVE-2022-1586

An out-of-bounds read vulnerability was discovered in the PCRE2 library in the compile_xclass_matchingpath() function of

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.

CRITICAL · CVSS 9.1 EPSS 0.00584
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-125Out-of-bounds Read
CWE-125Out-of-bounds Read
▤

Affected Products & Versions

13
pcre pcre2< 10.40
fedoraproject fedoraall versions
redhat enterprise linuxall versions
netapp active iq unified managerall versions
netapp hci management nodeall versions
netapp ontap select deploy administration utilityall versions
netapp solidfireall versions
netapp h300s firmwareall versions
▣

Scoring & Timeline

9.1
CRITICAL · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD16 May 2022 · 09:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
⚑

Vendor Advisories

13
usnUSN-5627-2
usnUSN-5627-1
suse-csafopenSUSE-SU-2022:2361-1
suse-csafSUSE-SU-2022:2360-1
suse-csafSUSE-SU-2022:2361-1
🔗

References & Sources

11
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.redhat.com/show_bug.cgi?id=2077976%2CBroken LinkIssue Tracking
https://github.com/PCRE2Project/pcre2/commit/50a51cb7e67268e6ad417eb07c9de9bfea5cc55a%2CBroken Link
https://github.com/PCRE2Project/pcre2/commit/d4fa336fbcc388f89095b184ba6d99422cfc676cPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2023/03/msg00014.htmlMailing List
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DWNG2NS3GINO6LQYUVC4BZLUQPJ3DYHA/Mailing List
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JXINO3KKI5DICQ45E2FKD6MKVMGJLEKJ/Mailing List
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