CVE-2019-20838

HIGH | Platform: macOS | Changelog

CVE Details

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.

CVSS 3.1 Score

Metric	Value
Base Score	7.5 (HIGH)
Vector	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H`

Weakness

CWE-125

References

Apple Security Advisory
NVD Entry
http://seclists.org/fulldisclosure/2020/Dec/32 (Mailing List, Third Party Advisory)
http://seclists.org/fulldisclosure/2021/Feb/14 (Mailing List, Third Party Advisory)
https://bugs.gentoo.org/717920 (Issue Tracking, Patch, Third Party Advisory, VDB Entry)
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E (Mailing List, Third Party Advisory)
https://support.apple.com/kb/HT212147 (Vendor Advisory)
https://www.pcre.org/original/changelog.txt (Release Notes, Vendor Advisory)