CVE-2011-2700

Severity: low (CVSS 2.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2011-09-06 · updated 2026-06-16
Weakness: CWE-120

Description

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.

Affected products

Linux kernel: before 2.6.39.4 — fixed in 2.6.39.4

How to fix

Upgrade to a fixed version: Linux kernel 2.6.39.4. Check the vendor advisory for mitigations.

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=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/
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=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/

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