pcre_jit_compile.c in PCRE 8.35 does not properly use table jumps to optimize nested alternatives, which allows remote attackers to cause…

Description

pcre_jit_compile.c in PCRE 8.35 does not properly use table jumps to optimize nested alternatives, which allows remote attackers to cause a denial of service (stack memory corruption) or possibly have unspecified other impact via a crafted string, as demonstrated by packets encountered by Suricata during use of a regular expression in an Emerging Threats Open ruleset.

Scores

EPSS (exploitation in 30 days)

2.4% · top 16% of all CVEs (3 Nov 2026)

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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.3.

Weakness

• n/a
• CWE-119 (opens in a new tab)Other CVEs with CWE-119

Affected products

• n/a

  • affected n/a

References (6)

• http://vcs.pcre.org/pcre?view=revision&revision=1475 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 85570 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• https://redmine.openinfosecfoundation.org/issues/1693 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 1035424 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• [oss-security] 20160326 CVE Request: pcre: Segmentation fault on certain input to regular expressions with nested alternatives when JIT is used (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• https://bugs.debian.org/819050 (opens in a new tab)x_refsource_CONFIRMx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2014-9769](https://trackcve.app/badge/CVE-2014-9769.svg)](https://trackcve.app/cve/CVE-2014-9769)

Record last updated 6 Aug 2024, 13:55 UTC.