Buffer overflow in Linux kernel - CVE-2011-2700
Published: September 6, 2011 / Updated: August 11, 2020
Vulnerability identifier: #VU44755
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2011-2700
CWE-ID: CWE-120
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 perform service disruption.
Multiple buffer overflows in the si4713_write_econtrol_string function in drivers/media/radio/si4713-i2c.c in the Linux kernel before 2.6.39.4 on the N900 platform might allow local users to cause a denial of service or have unspecified other impact via a crafted s_ext_ctrls operation with a (1) V4L2_CID_RDS_TX_PS_NAME or (2) V4L2_CID_RDS_TX_RADIO_TEXT control ID.
How to mitigate CVE-2011-2700
Install update from vendor's website.
Sources
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=dc6b845044ccb7e9e6f3b7e71bd179b3cf0223b6
- http://openwall.com/lists/oss-security/2011/07/20/4
- http://openwall.com/lists/oss-security/2011/07/20/6
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.4
- http://www.securityfocus.com/bid/48804
- http://xorl.wordpress.com/2011/07/24/cve-2011-2700-linux-kernel-si4713-i2c-buffer-overflow/