Memory leak in Linux kernel - CVE-2016-9685
Published: December 28, 2016 / Updated: January 5, 2018
Vulnerability identifier: #VU90495
CSH Severity: Low
CVSS v4.0: 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-2016-9685
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the xfs_attr_shortform_list() and xfs_attr3_leaf_list_int() functions in fs/xfs/xfs_attr_list.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2016-9685
Install update from vendor's website.
Sources
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2e83b79b2d6c78bf1b4aa227938a214dcbddc83f
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.1
- http://www.openwall.com/lists/oss-security/2016/11/30/1
- http://www.securityfocus.com/bid/94593
- https://access.redhat.com/errata/RHSA-2017:1842
- https://access.redhat.com/errata/RHSA-2017:2077
- https://access.redhat.com/errata/RHSA-2017:2669
- https://bugzilla.redhat.com/show_bug.cgi?id=1396941
- https://github.com/torvalds/linux/commit/2e83b79b2d6c78bf1b4aa227938a214dcbddc83f