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CVE-2017-16231

Published: 21 March 2019

** DISPUTED ** In PCRE 8.41, after compiling, a pcretest load test PoC produces a crash overflow in the function match() in pcre_exec.c because of a self-recursive call. NOTE: third parties dispute the relevance of this report, noting that there are options that can be used to limit the amount of stack that is used.

Notes

AuthorNote
mdeslaur
possibly https://bugs.exim.org/show_bug.cgi?id=2047
which upstream thinks isn't an issue
marking this as not-affected since this was disputed

Priority

Negligible

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
pcre3
Launchpad, Ubuntu, Debian
artful Ignored
(end of life)
bionic Not vulnerable

cosmic Ignored
(end of life)
disco Ignored
(end of life)
eoan Not vulnerable

focal Not vulnerable

trusty Not vulnerable

upstream Needs triage

xenial Not vulnerable

zesty Ignored
(end of life)

Severity score breakdown

Parameter Value
Base score 5.5
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H