Improper input validation in Linux kernel - CVE-2015-0275
Published: October 19, 2015 / Updated: December 27, 2019
Vulnerability identifier: #VU92490
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-2015-0275
CWE-ID: CWE-20
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 improper input validation error within the ext4_zero_range() function in fs/ext4/extents.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2015-0275
Install update from vendor's repository.
Sources
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0f2af21aae11972fa924374ddcf52e88347cf5a8
- http://rhn.redhat.com/errata/RHSA-2015-1778.html
- http://rhn.redhat.com/errata/RHSA-2015-1787.html
- http://www.openwall.com/lists/oss-security/2015/02/23/14
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
- http://www.securityfocus.com/bid/75139
- http://www.securitytracker.com/id/1034454
- http://www.spinics.net/lists/linux-ext4/msg47193.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1193907
- https://github.com/torvalds/linux/commit/0f2af21aae11972fa924374ddcf52e88347cf5a8
- https://support.f5.com/csp/article/K05211147