PT-2017-17389 · Linux+1 · Linux Kernel+1

Dmitry Vyukov + 1 · Published 2017-03-14 · Updated 2023-06-21 · CVE-2017-6874

Positive Technologies (AI Summary)

CVSS v3.1

7.0

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 4.10.2

Description A race condition exists in the Linux kernel, allowing local users to cause a denial of service, such as a system crash, via crafted system calls. This issue is related to incorrect interaction between put ucounts and get ucounts due to certain decrement behavior.

Recommendations For Linux kernel versions prior to 4.10.2, update to version 4.10.2 or later to resolve the issue.

Fix

DoS

Race Condition

Use After Free

Weakness Enumeration

CWE-362

CWE-416

Related Identifiers

ALT-PU-2017-1313

CVE-2017-6874

Affected Products

Alt Linux

Linux Kernel

References · 10

• https://github.com/torvalds/linux/commit/040757f738e13caaa9c5078bca79aa97e11dde88 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2017-6874 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2017-6874 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-6874 · Vendor Advisory
• http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=040757f738e13caaa9c5078bca79aa97e11dde88 · Patch
• https://security-tracker.debian.org/tracker/CVE-2017-6874 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2017-6874 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2017-6874 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2017-6874 · Security Note
• http://securityfocus.com/bid/96856 · Note