CVE-2024-26592

2024-02-2200:00:00

ubuntu.com

cve-2024-26592

ksmbd

uaf issue

tcp connection

disconnection

struct tcp_transport

unix

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

7.4

Confidence

High

EPSS

Percentile

15.9%

JSON

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.

Notes

Author	Note
rodrigo-zaiden	USN-6765-1 for linux-oem-6.5 wrongly stated that this CVE was fixed in version 6.5.0-1022.23. The mentioned notice was revoked and the state of the fix for linux-oem-6.5 was recovered to the previous state.

OSVersionArchitecturePackageVersionFilename
ubuntu22.04noarchlinux< 5.15.0-106.116UNKNOWN
ubuntu23.10noarchlinux< 6.5.0-41.41UNKNOWN
ubuntu22.04noarchlinux-aws< 5.15.0-1061.67UNKNOWN
ubuntu23.10noarchlinux-aws< 6.5.0-1021.21UNKNOWN
ubuntu20.04noarchlinux-aws-5.15< 5.15.0-1061.67~20.04.1UNKNOWN
ubuntu22.04noarchlinux-aws-6.5< anyUNKNOWN
ubuntu22.04noarchlinux-azure< 5.15.0-1063.72UNKNOWN
ubuntu23.10noarchlinux-azure< 6.5.0-1022.23UNKNOWN
ubuntu20.04noarchlinux-azure-5.15< 5.15.0-1063.72~20.04.1UNKNOWN
ubuntu22.04noarchlinux-azure-6.5< 6.5.0-1022.23~22.04.1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	22.04	noarch	linux	< 5.15.0-106.116	UNKNOWN
ubuntu	23.10	noarch	linux	< 6.5.0-41.41	UNKNOWN
ubuntu	22.04	noarch	linux-aws	< 5.15.0-1061.67	UNKNOWN
ubuntu	23.10	noarch	linux-aws	< 6.5.0-1021.21	UNKNOWN
ubuntu	20.04	noarch	linux-aws-5.15	< 5.15.0-1061.67~20.04.1	UNKNOWN
ubuntu	22.04	noarch	linux-aws-6.5	< any	UNKNOWN
ubuntu	22.04	noarch	linux-azure	< 5.15.0-1063.72	UNKNOWN
ubuntu	23.10	noarch	linux-azure	< 6.5.0-1022.23	UNKNOWN
ubuntu	20.04	noarch	linux-azure-5.15	< 5.15.0-1063.72~20.04.1	UNKNOWN
ubuntu	22.04	noarch	linux-azure-6.5	< 6.5.0-1022.23~22.04.1	UNKNOWN