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CVE-2017-8399

Published: 1 May 2017

PCRE2 before 10.30 has an out-of-bounds write caused by a stack-based buffer overflow in pcre2_match.c, related to a "pattern with very many captures."

Notes

AuthorNote
mdeslaur
flaw was introduced in an unreleased version

Priority

Medium

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
pcre2
Launchpad, Ubuntu, Debian
artful Ignored
(end of life)
bionic Not vulnerable
(10.31-2)
cosmic Not vulnerable
(10.31-3)
precise Does not exist

trusty Does not exist

upstream Needs triage

xenial Not vulnerable
(10.21-1)
yakkety Ignored
(end of life)
zesty Ignored
(end of life)
Patches:
upstream: https://vcs.pcre.org/pcre2?view=revision&revision=674

Severity score breakdown

Parameter Value
Base score 9.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H