Vulnerabilities / CVE-2015-8383

critical

CVE-2015-8383

pcre: Buffer overflow caused by repeated conditional group (8.38/3)

Published Modified CWE 119
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Red Hat6.8AV:N/AC:M/Au:N/C:P/I:P/A:P

Trivy's own label is CRITICAL. Rated critical by NVD. Rated lower by Red Hat (high), Ubuntu (low).

Description

PCRE before 8.38 mishandles certain repeated conditional groups, which allows remote attackers to cause a denial of service (buffer overflow) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.

Affected packages and fixed versions

SourcePackageFixed in
debian 11pcre32:8.38-1
debian 12pcre32:8.38-1
debian 8pcre32:8.35-3.3+deb8u2
echopcre32:8.38-1
ubuntu 15.10pcre32:8.35-7.1ubuntu1.3

References

All 13 references

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.