CVE-2019-20838
High
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.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Pcre
PublishedJun 15, 2020
First seenJun 15, 2020
How to fix
Update
- pcre pcre8.43 or later
- apple macos11.0.1 or later
- splunk universal_forwarder8.2.12, 9.0.6 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| pcre pcre | v < 8.43 | 8.43 |
| apple macos | v < 11.0.1 | 11.0.1 |
| splunk universal_forwarder | 8.2.0 ≤ v < 8.2.12, 9.0.0 ≤ v < 9.0.6, 9.1.0 | 8.2.12, 9.0.6 |
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