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Vulnerability details

7.5/10
CVSS 3.1
CVE-2017-9229
resolved Published 2017-05-24 Updated 2026-06-17
NVD MITRE OpenCVE
Vulnerability Data from Dependency-Track
Affected versions
Scores
7.5 CVSS 3.1 NVD CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H displayed
5.0 CVSS 2.0 NVD AV:N/AC:L/Au:N/C:N/I:N/A:P
Description
An issue was discovered in Oniguruma 6.2.0, as used in Oniguruma-mod in Ruby through 2.4.1 and mbstring in PHP through 7.1.5. A SIGSEGV occurs in left_adjust_char_head() during regular expression compilation. Invalid handling of reg->dmax in forward_search_range() could result in an invalid pointer dereference, normally as an immediate denial-of-service condition.
Analysis Read only
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