Description
libpcre in PCRE before 8.43 allows a subject buffer over-read in JIT when UTF is disabled, and \X or \R has more than one fixed quantifier, a related issue to CVE-2019-20454.
Metrics
CVSS 3.1 7.5/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://seclists.org/fulldisclosure/2020/Dec/32Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Feb/14Mailing List, Third Party Advisory
- https://bugs.gentoo.org/717920Issue Tracking, Patch, Third Party Advisory, VDB Entry
- https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3EMailing List, Third Party Advisory
- https://support.apple.com/kb/HT211931Vendor Advisory
- https://support.apple.com/kb/HT212147Vendor Advisory
- https://www.pcre.org/original/changelog.txtRelease Notes, Vendor Advisory
- http://seclists.org/fulldisclosure/2020/Dec/32Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Feb/14Mailing List, Third Party Advisory
- https://bugs.gentoo.org/717920Issue Tracking, Patch, Third Party Advisory, VDB Entry
- https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3EMailing List, Third Party Advisory
- https://support.apple.com/kb/HT211931Vendor Advisory
- https://support.apple.com/kb/HT212147Vendor Advisory
- https://www.pcre.org/original/changelog.txtRelease Notes, Vendor Advisory
Timeline
- Published
- Jun 15, 2020
- Last modified
- Oct 8, 2026
- NVD status
- Modified