Buffer overflow in Linux kernel - CVE-2016-10764
Published: July 28, 2019 / Updated: July 17, 2020
Vulnerability identifier: #VU30981
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2016-10764
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
In the Linux kernel before 4.9.6, there is an off by one in the drivers/mtd/spi-nor/cadence-quadspi.c cqspi_setup_flash() function. There are CQSPI_MAX_CHIPSELECT elements in the ->f_pdata array so the ">" should be ">=" instead.
How to mitigate CVE-2016-10764
Install update from vendor's website.
Sources
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=193e87143c290ec16838f5368adc0e0bc94eb931
- https://github.com/torvalds/linux/commit/193e87143c290ec16838f5368adc0e0bc94eb931
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.6
- https://support.f5.com/csp/article/K24444495
- https://support.f5.com/csp/article/K24444495?utm_source=f5support&utm_medium=RSS