Vulnerability identifier: #VU93187
Vulnerability risk: Low
CVSSv3.1: 4.8 [AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-399
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 resource management error within the die_mce() function in arch/powerpc/kernel/traps.c, within the EXC_COMMON_BEGIN() and END_FTR_SECTION_IFSET() functions in arch/powerpc/kernel/exceptions-64s.S. A local user can perform a denial of service (DoS) attack.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Linux kernel:
External links
http://git.kernel.org/stable/c/d7a8e38999fbd6910516e44cb43f9f4317e54f73
http://git.kernel.org/stable/c/f08fb25bc66986b0952724530a640d9970fa52c1
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.