What’s Vulnerable › Vulnerabilities

CVE-2010-4649

• Severity: medium (CVSS 6.9 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: 2011-02-18 · updated 2026-06-16
• Weakness: CWE-190

Description

Integer overflow in the ib_uverbs_poll_cq function in drivers/infiniband/core/uverbs_cmd.c in the Linux kernel before 2.6.37 allows local users to cause a denial of service (memory corruption) or possibly have unspecified other impact via a large value of a certain structure member.

Affected products

• Linux kernel: before 2.6.37 — fixed in 2.6.37
• RedHat Enterprise Linux Desktop: 5.0
• RedHat Enterprise Linux Eus: 5.6
• RedHat Enterprise Linux Server: 5.0
• RedHat Enterprise Linux Server Aus: 5.6
• RedHat Enterprise Linux Workstation: 5.0

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=7182afea8d1afd432a17c18162cc3fd441d0da93
• http://rhn.redhat.com/errata/RHSA-2011-0927.html
• http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.37
• http://www.securityfocus.com/bid/46073
• https://bugzilla.redhat.com/show_bug.cgi?id=667916
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7182afea8d1afd432a17c18162cc3fd441d0da93
• http://rhn.redhat.com/errata/RHSA-2011-0927.html
• http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.37
• http://www.securityfocus.com/bid/46073
• https://bugzilla.redhat.com/show_bug.cgi?id=667916

Get alerted when CVE-2010-4649 or the next vulnerability affects your stack