#VU97188 Buffer overflow in Linux kernel - CVE-2024-45026

Vulnerability identifier: #VU97188

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-45026

CWE-ID: CWE-119

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to memory corruption within the dasd_eckd_analysis_ccw(), dasd_eckd_build_check_tcw(), dasd_eckd_build_cp_cmd_single(), dasd_eckd_build_cp_tpm_track() and dasd_eckd_dump_sense() functions in drivers/s390/block/dasd_eckd.c, within the dasd_3990_erp_file_prot() function in drivers/s390/block/dasd_3990_erp.c, within the dasd_ese_needs_format(), dasd_int_handler() and list_for_each_entry_safe() functions in drivers/s390/block/dasd.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

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External links
https://git.kernel.org/stable/c/19f60a55b2fda49bc4f6134a5f6356ef62ee69d8
https://git.kernel.org/stable/c/e245a18281c252c8dbc467492e09bb5d4b012118
https://git.kernel.org/stable/c/a665e3b7ac7d5cdc26e00e3d0fc8fd490e00316a
https://git.kernel.org/stable/c/0a228896a1b3654cd461ff654f6a64e97a9c3246
https://git.kernel.org/stable/c/93a7e2856951680cd7fe6ebd705ac10c8a8a5efd
https://git.kernel.org/stable/c/5d4a304338daf83ace2887aaacafd66fe99ed5cc
https://git.kernel.org/stable/c/7db4042336580dfd75cb5faa82c12cd51098c90b

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.