Out-of-bounds Read Affecting pcre package, versions <0:8.42-6.el8
Snyk CVSS
Attack Complexity
Low
Availability
High
Threat Intelligence
EPSS
1.03% (84th
percentile)
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Test your applications- Snyk ID SNYK-CENTOS8-PCRE-2143635
- published 26 Jul 2021
- disclosed 15 Jun 2020
Introduced: 15 Jun 2020
CVE-2019-20838 Open this link in a new tabHow to fix?
Upgrade Centos:8
pcre
to version 0:8.42-6.el8 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream pcre
package and not the pcre
package as distributed by Centos
.
See How to fix?
for Centos:8
relevant fixed versions and status.
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.
References
- https://support.apple.com/kb/HT211931
- https://support.apple.com/kb/HT212147
- https://access.redhat.com/security/cve/CVE-2019-20838
- http://seclists.org/fulldisclosure/2020/Dec/32
- http://seclists.org/fulldisclosure/2021/Feb/14
- https://bugs.gentoo.org/717920
- https://www.pcre.org/original/changelog.txt
- https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772@%3Cdev.mina.apache.org%3E
- https://access.redhat.com/errata/RHSA-2021:4373
- https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E