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CVE-2017-9465

Published: 6 June 2017

The yr_arena_write_data function in YARA 3.6.1 allows remote attackers to cause a denial of service (buffer over-read and application crash) or obtain sensitive information from process memory via a crafted file that is mishandled in the yr_re_fast_exec function in libyara/re.c and the _yr_scan_match_callback function in libyara/scan.c.

Priority

Medium

Cvss 3 Severity Score

7.1

Score breakdown

Status

Package Release Status
yara
Launchpad, Ubuntu, Debian
jammy Not vulnerable
(3.7.1-1ubuntu2)
kinetic Not vulnerable
(3.7.1-1ubuntu2)
lunar Not vulnerable
(3.7.1-1ubuntu2)
artful Ignored
(end of life)
bionic Not vulnerable
(3.7.1-1ubuntu2)
cosmic Not vulnerable
(3.7.1-1ubuntu2)
disco Not vulnerable
(3.7.1-1ubuntu2)
eoan Not vulnerable
(3.7.1-1ubuntu2)
focal Not vulnerable
(3.7.1-1ubuntu2)
groovy Not vulnerable
(3.7.1-1ubuntu2)
hirsute Not vulnerable
(3.7.1-1ubuntu2)
impish Not vulnerable
(3.7.1-1ubuntu2)
trusty Does not exist
(trusty was needed)
upstream
Released (3.5.2+dfsg-1)
xenial Needed

yakkety Ignored
(end of life)
zesty Ignored
(end of life)
mantic Not vulnerable
(3.7.1-1ubuntu2)

Severity score breakdown

Parameter Value
Base score 7.1
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H