The pcre_exec function in pcre_exec.c in PCRE before 8.38 mishandles a // pattern with a…
Priority MEDIUM 40CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- Will not fix Red Hat: no fix planned
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-119 and the CVSS impact.
Summary
The pcre_exec function in pcre_exec.c in PCRE before 8.38 mishandles a // pattern with a \01 string, which allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.
Why it matters now
EPSS 0.04436 91st percentileScored 2026-11-07
Public exploit Yes 3 exploit referencesTagged by NVD
Fix Will not fix Red Hat: no fix planned
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:pcre:perl_compatible_regular_expression_library:*:*:*:*:*:*:*:* | up to 8.37 | Vulnerable | PCRE |
| cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:* | 22 | Vulnerable | Fedoraproject |
- cpe:2.3:a:pcre:perl_compatible_regular_expression_library:*:*:*:*:*:*:*:* Versions up to 8.37 Vulnerable ·PCRE
- cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:* Versions 22 Vulnerable ·Fedoraproject
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Will not fix |
| Red Hat JBoss Enterprise Web Server 3 | Affected | No fix planned: Will not fix |
Not affected: 7 products
- Red Hat Directory Server 8
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat JBoss Enterprise Web Server 1
- Red Hat JBoss Enterprise Web Server 2
- Red Hat Software Collections
Timeline
- 2026-10-02 Threatist record created from CVE-2015-8380
- 2026-10-03 Alias added: GHSA-67r8-54m7-f6x4
References
Exploit 3
Sources
- CVE-2015-8380 · CVE Program
- CVE-2015-8380 · NVD
- FIRST EPSS
- GHSA-67r8-54m7-f6x4 · GitHub Advisory Database · CC BY 4.0
- CVE-2015-8380 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences