#VU45456 Integer underflow in Linux kernel - CVE-2010-4529
Published: January 13, 2011 / Updated: August 11, 2020
Vulnerability identifier: #VU45456
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2010-4529
CWE-ID: CWE-191
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
Integer underflow in the irda_getsockopt function in net/irda/af_irda.c in the Linux kernel before 2.6.37 on platforms other than x86 allows local users to obtain potentially sensitive information from kernel heap memory via an IRLMP_ENUMDEVICES getsockopt call.
Remediation
Install update from vendor's website.
External links
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fdac1e0697356ac212259f2147aa60c72e334861
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00002.html
- http://openwall.com/lists/oss-security/2010/12/23/1
- http://openwall.com/lists/oss-security/2011/01/03/1
- http://secunia.com/advisories/42684
- http://secunia.com/advisories/43291
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.37
- http://www.securityfocus.com/bid/45556
- http://www.spinics.net/lists/netdev/msg150842.html
- http://www.vupen.com/english/advisories/2011/0375