SB2015111602 - NULL pointer dereference in Linux kernel usb serial driver
Published: November 16, 2015 Updated: June 1, 2024
Security Bulletin ID
SB2015111602
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) NULL pointer dereference (CVE-ID: CVE-2015-5257)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the whiteheat_firmware_download() and whiteheat_firmware_attach() functions in drivers/usb/serial/whiteheat.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1265607
- https://github.com/torvalds/linux/commit/cbb4be652d374f64661137756b8f357a1827d6a4
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cbb4be652d374f64661137756b8f357a1827d6a4
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.2.4
- http://www.openwall.com/lists/oss-security/2015/09/23/1
- http://www.securityfocus.com/bid/76834
- http://www.ubuntu.com/usn/USN-2794-1
- http://www.debian.org/security/2015/dsa-3372
- http://www.ubuntu.com/usn/USN-2799-1
- http://www.ubuntu.com/usn/USN-2792-1
- http://www.ubuntu.com/usn/USN-2795-1
- http://www.ubuntu.com/usn/USN-2798-1