High severity7.5NVD Advisory· Published Apr 21, 2017· Updated May 13, 2026

CVE-2016-9954

Description

The backtrack compilation code in the Irregex package (aka IrRegular Expressions) before 0.9.6 for Scheme allows remote attackers to cause a denial of service (memory consumption) via a crafted regular expression with a repeating pattern.

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

github.com/ashinn/irregex/commit/a16ffc86eca15fca9e40607d41de3cea9cf868f1nvdPatchThird Party Advisory
www.openwall.com/lists/oss-security/2016/12/15/8nvdMailing ListThird Party Advisory
www.securityfocus.com/bid/94942nvdThird Party AdvisoryVDB Entry
bugzilla.redhat.com/show_bug.cginvdIssue TrackingThird Party AdvisoryVDB Entry

News mentions

No linked articles in our index yet.

cvss	0.488
epss	0.002
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000