Use-after-free in Linux kernel - CVE-2014-9914
Published: February 7, 2017 / Updated: January 17, 2023
Vulnerability identifier: #VU90817
CSH Severity: Low
CVSS v4.0: 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-2014-9914
CWE-ID: CWE-416
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 execute arbitrary code.
The vulnerability exists due to a use-after-free error within the EXPORT_SYMBOL() and ip4_datagram_release_cb() functions in net/ipv4/datagram.c. A local user can execute arbitrary code.
How to mitigate CVE-2014-9914
Install update from vendor's website.
Sources
- https://github.com/torvalds/linux/commit/9709674e68646cee5a24e3000b3558d25412203a
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.15.2
- http://source.android.com/security/bulletin/2017-02-01.html
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9709674e68646cee5a24e3000b3558d25412203a
- http://www.securityfocus.com/bid/96100
- http://www.securitytracker.com/id/1037798