PT-2019-5888 · Oniguruma+8 · Oniguruma+8
Nikic
·
Published
2019-11-25
·
Updated
2024-06-15
·
CVE-2019-19246
CVSS v3.1
7.5
High
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Name of the Vulnerable Software and Affected Versions
Oniguruma versions prior to 6.9.4
Description
The issue is related to a heap-based buffer over-read in the
str lower case match function within the Oniguruma library, which is used for regular expression processing. This can potentially allow a remote attacker to cause a denial of service.Recommendations
For Oniguruma versions prior to 6.9.4, update to version 6.9.4 or later to resolve the issue.
As a temporary workaround, consider restricting the use of the
str lower case match function in the Oniguruma library until a patch is available.Exploit
Fix
Out of bounds Read
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Weakness Enumeration
Related Identifiers
Affected Products
Alt Linux
Almalinux
Astra Linux
Centos
Oniguruma
Red Hat
Rocky Linux
Suse
Ubuntu