CVE-2024-50165 — MEDIUM (5.5)

Vulnerability Description

In the Linux kernel, the following vulnerability has been resolved: bpf: Preserve param->string when parsing mount options In bpf_parse_param(), keep the value of param->string intact so it can be freed later. Otherwise, the kmalloc area pointed to by param->string will be leaked as shown below: unreferenced object 0xffff888118c46d20 (size 8): comm "new_name", pid 12109, jiffies 4295580214 hex dump (first 8 bytes): 61 6e 79 00 38 c9 5c 7e any.8.\~ backtrace (crc e1b7f876): [<00000000c6848ac7>] kmemleak_alloc+0x4b/0x80 [<00000000de9f7d00>] __kmalloc_node_track_caller_noprof+0x36e/0x4a0 [<000000003e29b886>] memdup_user+0x32/0xa0 [<0000000007248326>] strndup_user+0x46/0x60 [<0000000035b3dd29>] __x64_sys_fsconfig+0x368/0x3d0 [<0000000018657927>] x64_sys_call+0xff/0x9f0 [<00000000c0cabc95>] do_syscall_64+0x3b/0xc0 [<000000002f331597>] entry_SYSCALL_64_after_hwframe+0x4b/0x53

CVSS Score

5.5

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Linux	Linux Kernel	>= 6.9, < 6.11.6

Related Weaknesses (CWE)

CWE-401

References

FAQ

What is CVE-2024-50165?

CVE-2024-50165 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: bpf: Preserve param->string when parsing mount options In bpf_parse_param(), keep the value of param->string intact so it can be f...

How severe is CVE-2024-50165?

CVE-2024-50165 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2024-50165?

Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.