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 heap out-of-bounds write occurs in bitset_set_range() during regular expression compilation due to an uninitialized variable from an incorrect state transition. An incorrect state transition in parse_char_class() could create an execution path that leaves a critical local variable uninitialized until it's used as an index, resulting in an out-of-bounds write memory corruption.
Analysis and contextual insights are available on OpenCVE Cloud.
Remediation
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-958-1 | libonig security update |
EUVD |
EUVD-2017-18166 | 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 heap out-of-bounds write occurs in bitset_set_range() during regular expression compilation due to an uninitialized variable from an incorrect state transition. An incorrect state transition in parse_char_class() could create an execution path that leaves a critical local variable uninitialized until it's used as an index, resulting in an out-of-bounds write memory corruption. |
Ubuntu USN |
USN-3382-1 | PHP vulnerabilities |
Ubuntu USN |
USN-3382-2 | PHP vulnerabilities |
References
History
Wed, 16 Jul 2025 13:45:00 +0000
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Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-08-05T17:02:43.688Z
Reserved: 2017-05-24T00:00:00.000Z
Link: CVE-2017-9228
No data.
Status : Modified
Published: 2017-05-24T15:29:00.370
Modified: 2026-05-13T00:24:29.033
Link: CVE-2017-9228
OpenCVE Enrichment
No data.
Debian DLA
EUVD
Ubuntu USN