Vulnerability details

CVE-2024-50285

Linux Linux

ksmbd: check outstanding simultaneous SMB operations

CVSS 3.1

7.5High

Official description

In the Linux kernel, the following vulnerability has been resolved: ksmbd: check outstanding simultaneous SMB operations If Client send simultaneous SMB operations to ksmbd, It exhausts too much memory through the "ksmbd_work_cache”. It will cause OOM issue. ksmbd has a credit mechanism but it can't handle this problem. This patch add the check if it exceeds max credits to prevent this problem by assuming that one smb request consumes at least one credit.

CVSS scores

Score	Version	Source	Vector
5.5Medium	3.1	CISA ADP / Vulnrichment (CISA-ADP)	`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H`
7.5High	3.1	CVEProject cvelistV5 (CNA) (Linux)	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H`

Affected products

Vendor	Product	Versions	Source
Linux	Linux	5.15	CVEProject cvelistV5 (CNA)
Linux	Linux	0626e6641f6b467447c81dd7678a69c66f7746cf ≤ v < d2e2830c19824c221b6f5e17bf272438cc0e601c	CVEProject cvelistV5 (CNA)
Linux	Linux	0626e6641f6b467447c81dd7678a69c66f7746cf ≤ v < 1f993777275cbd8f74765c4f9d9285cb907c9be5	CVEProject cvelistV5 (CNA)
Linux	Linux	0626e6641f6b467447c81dd7678a69c66f7746cf ≤ v < e257ac6fe138623cf59fca8898abdf659dbc8356	CVEProject cvelistV5 (CNA)
Linux	Linux	0626e6641f6b467447c81dd7678a69c66f7746cf ≤ v < 0a77d947f599b1f39065015bec99390d0c0022ee	CVEProject cvelistV5 (CNA)

References and advisories

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Details

Published: 2024-11-19
Last updated: 2026-10-30
State: Published
Assigner (CNA): Linux

Exploit prediction (EPSS)

0.61%

Probability of exploitation in 30 days

49.7%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: No
Exploitation: None
Technical impact: Partial

Weaknesses (CWE)

CWE-770
Allocation of Resources Without Limits or Throttling