Vulnerability identifier: #VU90459
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-401
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 leak within the gss_import_v2_context() function in net/sunrpc/auth_gss/gss_krb5_mech.c. 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/99044c01ed5329e73651c054d8a4baacdbb1a27c
http://git.kernel.org/stable/c/47ac11db93e74ac49cd6c3fc69bcbc5964c4a8b4
http://git.kernel.org/stable/c/d111e30d9cd846bb368faf3637dc0f71fcbcf822
http://git.kernel.org/stable/c/e67b652d8e8591d3b1e569dbcdfcee15993e91fa
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.