Out-of-bounds Read Affecting yara package, versions *


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.27% (68th percentile)

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  • Snyk IDSNYK-UBUNTU1604-YARA-296509
  • published6 Jun 2017
  • disclosed6 Jun 2017

Introduced: 6 Jun 2017

CVE-2017-9465  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

There is no fixed version for Ubuntu:16.04 yara.

NVD Description

Note: Versions mentioned in the description apply only to the upstream yara package and not the yara package as distributed by Ubuntu. See How to fix? for Ubuntu:16.04 relevant fixed versions and status.

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.