ALPINE-CVE-2017-12837

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2017-12837
Published: 19 Sept 2017, 18:29
Last modified:03 Dec 2025, 22:40

Vulnerability Summary

Overall Risk (default)
medium
30/100
CVSS Score
7.5 HIGH
3.0 (osv_alpine)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

19 Sept 2017, 18:29
Published
Vulnerability first disclosed
03 Dec 2025, 22:40
Last Modified
Vulnerability information updated

Description

Heap-based buffer overflow in the S_regatom function in regcomp.c in Perl 5 before 5.24.3-RC1 and 5.26.x before 5.26.1-RC1 allows remote attackers to cause a denial of service (out-of-bounds write) via a regular expression with a '\N{}' escape and the case-insensitive modifier.

CVSS Metrics

  • v3.0•HIGH•Score: 7.5CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Systems

  • alpine•perl

    < 5.26.1-r0 | < 5.26.1-r0 | < 5.26.1-r0 | < 5.26.1-r0 | < 5.26.1-r0 | < 5.26.1-r0 | < 5.26.1-r0 | < 5.26.1-r0 | < 5.26.1-r0 | < 5.26.1-r0 | < 5.26.1-r0 | < 5.26.1-r0 | < 5.26.1-r0 | < 5.26.1-r0 | < 5.22.3-r0 | < 5.22.3-r0 | < 5.24.3-r0 | < 5.24.3-r0 | < 5.26.1-r0 | < 5.26.1-r0 | < 5.26.1-r0

References (1)