PT-2017-7808 · Yara · Yara

Fumfel · Published 2017-04-03 · Updated 2026-03-09 · CVE-2016-10211

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions YARA version 3.5.0

Description The issue allows remote attackers to cause a denial of service, resulting in a use-after-free and application crash. This occurs when a crafted rule is mishandled in the yr parser lookup loop variable function.

Recommendations For YARA version 3.5.0, consider avoiding the use of crafted rules that may trigger the yr parser lookup loop variable function until a patch is available. As a temporary workaround, restrict the use of rules that could potentially cause a denial of service to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2016-10211

USN-8080-1

Affected Products

Yara

References · 28

• 🔥 https://github.com/VirusTotal/yara/issues/575 · Exploit
• https://github.com/VirusTotal/yara/commit/890c3f850293176c0e996a602ffa88b315f4e98f · Vendor Advisory
• https://ubuntu.com/security/notices/USN-8080-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2016-10211 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2016-10211 · Security Note
• https://ubuntu.com/security/CVE-2017-11328 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-5924 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-12035 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2016-10211 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-3402 · Vendor Advisory
• https://osv.dev/vulnerability/USN-8080-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-9304 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2016-10211 · Security Note
• https://ubuntu.com/security/CVE-2018-19975 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-9438 · Vendor Advisory