CVE-2024-26592

ksmbd: fix UAF issue in ksmbd_tcp_new_connection()

HIGH
7.8
CVSS Score
Published: February 22, 2024 at 04:21 PM UTC
Updated: August 5, 2026 at 12:04 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
HIGH7.8
Exploit prediction
EPSS 1.0%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix UAF issue in ksmbd_tcp_new_connection() The race is between the handling of a new TCP connection and its disconnection. It leads to UAF on `struct tcp_transport` in ksmbd_tcp_new_connection() function.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

5.15 ≤ v < 5.15.1495.15 ≤ v < 6.1.755.15 ≤ v < 6.6.145.15 ≤ v < 6.7.25.15 ≤ v < 6.85.15.0 ≤ v < 5.15.1495.16.0 ≤ v < 6.1.756.2.0 ≤ v < 6.6.146.7.0 ≤ v < 6.7.25.15a848c4f15ab6a848c4f15ab6d5d405dbee7de5da71839b2bf35e
Vendor states this is fixed in 24290ba94cd0 (fixed)
Vendor states this is fixed in 24290ba94cd0136e417283b0dbf8fcdabcf62111 (fixed)
Vendor states this is fixed in 380965e48e9c (fixed)
Vendor states this is fixed in 380965e48e9c32ee4263c023e1d830ea7e462ed1 (fixed)
Vendor states this is fixed in 38d20c62903d (fixed)
Vendor states this is fixed in 38d20c62903d669693a1869aa68c4dd5674e2544 (fixed)
Vendor states this is fixed in 69d54650b751 (fixed)
Vendor states this is fixed in 69d54650b751532d1e1613a4fb433e591aeef126 (fixed)
Vendor states this is fixed in 999daf367b92 (fixed)
Vendor states this is fixed in 999daf367b924fdf14e9d83e034ee0f86bc17ec6 (fixed)
Vendor states this is fixed in 5.15 (unaffected)
Vendor states this is fixed in 5.15.149 (unaffected)
Vendor states this is fixed in 6.1.75 (unaffected)
Vendor states this is fixed in 6.6.14 (unaffected)
Vendor states this is fixed in 6.7.2 (unaffected)
Vendor states this is fixed in 6.8 (unaffected)

References (5)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/24290ba94cd0136e417283b0dbf8fcdabcf62111
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/380965e48e9c32ee4263c023e1d830ea7e462ed1
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/38d20c62903d669693a1869aa68c4dd5674e2544
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/69d54650b751532d1e1613a4fb433e591aeef126
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/999daf367b924fdf14e9d83e034ee0f86bc17ec6

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHCISA-ADP
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-416

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