CVE-2017-9229

oniguruma: Invalid pointer dereference in left_adjust_char_head()

Published May 24, 2017 CVSS 3.1 · 7.5 High EPSS 5.1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-958-1 libonig security update
EUVD EUVD EUVD-2017-18167 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.
Ubuntu USN Ubuntu USN USN-3382-1 PHP vulnerabilities
Ubuntu USN Ubuntu USN USN-3382-2 PHP vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 5, 2024, 5:02 PM
Reserved
May 24, 2017, 12:00 AM
Status
Modified
Published
May 24, 2017, 3:29 PM
Modified
Jun 17, 2026, 1:27 AM
Severity
Moderate
Public date
May 23, 2017, 12:00 AM