Memory corruption in Linux kernel sunrpc

1) Memory corruption

EUVDB-ID: #VU92703

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2008-3911

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a local user to execute arbitrary code.

The vulnerability exists due to memory corruption error within the proc_do_xprt() function in net/sunrpc/sysctl.c. A local user can execute arbitrary code.

Mitigation

Install update from vendor's repository.

Vulnerable software versions

Linux kernel: All versions

CPE2.3

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

External links

https://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=27df6f25ff218072e0e879a96beeb398a79cdbc8
https://lists.opensuse.org/opensuse-security-announce/2008-10/msg00010.html
https://lkml.org/lkml/2008/8/30/140
https://lkml.org/lkml/2008/8/30/184
https://www.openwall.com/lists/oss-security/2008/09/04/2
https://www.securityfocus.com/bid/31937
https://exchange.xforce.ibmcloud.com/vulnerabilities/45136

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.