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CVE-2023-26605

Good to know:

Date: February 25, 2023

In the Linux kernel 6.0.8, there is a use-after-free in inode_cgwb_move_to_attached in fs/fs-writeback.c, related to __list_del_entry_valid.

Language: C

Severity Score

7.8

Related Resources (7)

Url: https://nvd.nist.gov/vuln/detail/CVE-2023-26605

Url: https://security-tracker.debian.org/tracker/CVE-2023-26605

Url: https://lkml.org/lkml/2023/2/22/3

Url: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4e3c51f4e805291b057d12f5dda5aeb50a538dc4

Url: https://security.netapp.com/advisory/ntap-20230316-0010/

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2023-26605

Url: https://www.mend.io/vulnerability-database/CVE-2023-26605

Severity Score

7.8

Weakness Type (CWE)

Use After Free

CWE-416

Top Fix

Upgrade Version

Upgrade to version v6.1-rc7

CVSS v3.1

Base Score:	7.8
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	LOW
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

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