NULL pointer dereference in Linux kernel net bonding driver

1) NULL pointer dereference

EUVDB-ID: #VU96848

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-2024-44990

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

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

The vulnerability exists due to NULL pointer dereference within the bond_ipsec_offload_ok() function in drivers/net/bonding/bond_main.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

CPE2.3

• cpe:2.3:o:linux_foundation:linux_kernel:*:*:*:*:*:*:*:*

External links

https://git.kernel.org/stable/c/81216b9352be43f8958092d379f6dec85443c309
https://git.kernel.org/stable/c/2f5bdd68c1ce64bda6bef4d361a3de23b04ccd59
https://git.kernel.org/stable/c/32a0173600c63aadaf2103bf02f074982e8602ab
https://git.kernel.org/stable/c/0707260a18312bbcd2a5668584e3692d0a29e3f6
https://git.kernel.org/stable/c/b70b0ddfed31fc92c8dc722d0afafc8e14cb550c
https://git.kernel.org/stable/c/95c90e4ad89d493a7a14fa200082e466e2548f9d

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.