1220695 – (CVE-2023-52479) VUL-0: CVE-2023-52479: kernel: ksmbd: uaf in smb20_oplock_break_ack

Bug 1220695 (CVE-2023-52479) - VUL-0: CVE-2023-52479: kernel: ksmbd: uaf in smb20_oplock_break_ack

Summary: VUL-0: CVE-2023-52479: kernel: ksmbd: uaf in smb20_oplock_break_ack

Status:	RESOLVED FIXED

Alias:	CVE-2023-52479

Product:	SUSE Security Incidents
Classification:	Novell Products
Component:	Incidents (show other bugs)
Version:	unspecified
Hardware:	Other Other

Priority:	P5 - None Severity: Normal
Target Milestone:	---
Assignee:	Kernel Bugs
QA Contact:	Security Team bot

URL:	https://smash.suse.de/issue/395796/
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Depends on:
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Reported:	2024-02-29 14:03 UTC by SMASH SMASH
Modified:	2024-02-29 14:03 UTC (History)
CC List:	1 user (show)

See Also:
Found By:	Security Response Team
Services Priority:
Business Priority:
Blocker:	---
Marketing QA Status:	---
IT Deployment:	---

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Description SMASH SMASH 2024-02-29 14:03:03 UTC

In the Linux kernel, the following vulnerability has been resolved:

ksmbd: fix uaf in smb20_oplock_break_ack

drop reference after use opinfo.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2023-52479
https://www.cve.org/CVERecord?id=CVE-2023-52479
https://git.kernel.org/stable/c/694e13732e830cbbfedb562e57f28644927c33fd
https://git.kernel.org/stable/c/8226ffc759ea59f10067b9acdf7f94bae1c69930
https://git.kernel.org/stable/c/c69813471a1ec081a0b9bf0c6bd7e8afd818afce
https://git.kernel.org/stable/c/d5b0e9d3563e7e314a850e81f42b2ef6f39882f9

Comment 1 Thomas Leroy 2024-02-29 14:03:45 UTC

ksmbd only build on stable, that already has the fix. Closing