CVE-2010-4529

Severity: low (CVSS 2.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2011-01-13 · updated 2026-06-16
Weakness: CWE-191

Description

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.

Affected products

Linux kernel: before 2.6.37 — fixed in 2.6.37

How to fix

Upgrade to a fixed version: Linux kernel 2.6.37. Check the vendor advisory for mitigations.

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=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
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=fdac1e0697356ac212259f2147aa60c72e334861
http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00002.html

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