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CVE-2023-1281 Detail

Description

Use After Free vulnerability in Linux kernel traffic control index filter (tcindex) allows Privilege Escalation. The imperfect hash area can be updated while packets are traversing, which will cause a use-after-free when 'tcf_exts_exec()' is called with the destroyed tcf_ext. A local attacker user can use this vulnerability to elevate its privileges to root. This issue affects Linux Kernel: from 4.14 before git commit ee059170b1f7e94e55fa6cadee544e176a6e59c2.


Metrics

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CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.openwall.com/lists/oss-security/2023/04/11/3 Mailing List 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ee059170b1f7e94e55fa6cadee544e176a6e59c2 Patch  Vendor Advisory 
https://kernel.dance/#ee059170b1f7e94e55fa6cadee544e176a6e59c2 Patch  Vendor Advisory 
https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html Mailing List  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html Mailing List  Third Party Advisory 
https://security.netapp.com/advisory/ntap-20230427-0004/ Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-416 Use After Free cwe source acceptance level NIST   Google Inc.  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

7 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2023-1281
NVD Published Date:
03/22/2023
NVD Last Modified:
06/26/2023
Source:
Google Inc.