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CVE-2017-7246

Published: 23 March 2017

Stack-based buffer overflow in the pcre32_copy_substring function in pcre_get.c in libpcre1 in PCRE 8.40 allows remote attackers to cause a denial of service (WRITE of size 268) or possibly have unspecified other impact via a crafted file.

Notes

AuthorNote
mdeslaur
This is actually an issue in the pcretest binary, which we
don't ship in Ubuntu
same commit as CVE-2017-7245

Priority

Negligible

Cvss 3 Severity Score

7.8

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

yakkety Ignored
(end of life)
zesty Ignored
(end of life)
precise Ignored
(end of life)
Patches:
upstream: http://vcs.pcre.org/pcre?view=revision&revision=1691

Severity score breakdown

Parameter Value
Base score 7.8
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H