CVE-2024-53118

CVE Details

Release Date:	2024-12-02
Impact:	Moderate	What is this?

Description

In the Linux kernel, the following vulnerability has been resolved: vsock: Fix sk_error_queue memory leak Kernel queues MSG_ZEROCOPY completion notifications on the error queue. Where they remain, until explicitly recv()ed. To prevent memory leaks, clean up the queue when the socket is destroyed. unreferenced object 0xffff8881028beb00 (size 224): comm "vsock_test", pid 1218, jiffies 4294694897 hex dump (first 32 bytes): 90 b0 21 17 81 88 ff ff 90 b0 21 17 81 88 ff ff ..!.......!..... 00 00 00 00 00 00 00 00 00 b0 21 17 81 88 ff ff ..........!..... backtrace (crc 6c7031ca): [] kmem_cache_alloc_node_noprof+0x2f7/0x370 [] __alloc_skb+0x132/0x180 [] sock_omalloc+0x4b/0x80 [] msg_zerocopy_realloc+0x9e/0x240 [] virtio_transport_send_pkt_info+0x412/0x4c0 [] virtio_transport_stream_enqueue+0x43/0x50 [] vsock_connectible_sendmsg+0x373/0x450 [] ____sys_sendmsg+0x365/0x3a0 [] ___sys_sendmsg+0x84/0xd0 [] __sys_sendmsg+0x47/0x80 [] do_syscall_64+0x93/0x180 [] entry_SYSCALL_64_after_hwframe+0x76/0x7e

See more information about CVE-2024-53118 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v3 metrics

Base Score:	6.1
Vector String:	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L
Version:	3.1
Attack Vector:	Local
Attack Complexity:	Low
Privileges Required:	Low
User Interaction:	None
Scope:	Unchanged
Confidentiality Impact:	High
Integrity Impact:	None
Availability Impact:	Low

Errata information

Platform	Errata	Release Date
Oracle Linux version 9 (kernel)	ELSA-2025-6966	2025-05-16