In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix race condition between session lookup and expire Thread A + Thread B ksmbd_session_lookup | smb2_sess_setup sess = xa_load | | | xa_erase(&conn->sessions, sess->id); | | ksmbd_session_destroy(sess) --> kfree(sess) | // UAF! | sess->last_active = jiffies | + This patch add rwsem to fix race condition between ksmbd_session_lookup and ksmbd_expire_session.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity High

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Linux
  • Linux Kernel

Configuration 1 [-]

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.6:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.6:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.6:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.6:rc4:*:*:*:*:*:*

No data.

References
Link Providers
https://git.kernel.org/stable/c/18ced78b0ebccc2d16f426143dc56ab3aad666be cve-icon cve-icon
https://git.kernel.org/stable/c/53ff5cf89142b978b1a5ca8dc4d4425e6a09745f cve-icon cve-icon
https://git.kernel.org/stable/c/a2ca5fd3dbcc665e1169044fa0c9e3eba779202b cve-icon cve-icon
https://git.kernel.org/stable/c/c77fd3e25a51ac92b0f1b347a96eff6a0b4f066f cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2024022922-CVE-2023-52480-ff7f@gregkh/T/#u cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2023-52480 cve-icon
https://www.cve.org/CVERecord?id=CVE-2023-52480 cve-icon
History

Tue, 14 Jan 2025 08:45:00 +0000

Type Values Removed Values Added
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.6:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.6:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.6:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.6:rc4:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N'}

 cvssV3_1

{'score': 7.0, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Mon, 04 Nov 2024 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Thu, 12 Sep 2024 08:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 11 Sep 2024 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-02-29T05:43:12.019Z

Updated: 2024-12-19T08:20:37.159Z

Reserved: 2024-02-20T12:30:33.300Z

Link: CVE-2023-52480

cve-icon Vulnrichment

Updated: 2024-08-02T23:03:19.830Z

cve-icon NVD

Status : Analyzed

Published: 2024-02-29T06:15:46.017

Modified: 2025-01-13T17:05:39.887

Link: CVE-2023-52480

cve-icon Redhat

Severity : Moderate

Publid Date: 2024-02-29T00:00:00Z

Links: CVE-2023-52480 - Bugzilla