What’s Vulnerable › Vulnerabilities

CVE-2011-3209

• Severity: medium (CVSS 4.9 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: 2012-10-03 · updated 2026-06-16
• Weakness: CWE-189

Description

The div_long_long_rem implementation in include/asm-x86/div64.h in the Linux kernel before 2.6.26 on the x86 platform allows local users to cause a denial of service (Divide Error Fault and panic) via a clock_gettime system call.

Affected products

• Linux kernel: through 2.6.25.20

References

• http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.26
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f8bd2258e2d520dff28c855658bd24bdafb5102d
• http://www.openwall.com/lists/oss-security/2011/10/24/3
• https://bugzilla.redhat.com/show_bug.cgi?id=732878
• https://github.com/torvalds/linux/commit/f8bd2258e2d520dff28c855658bd24bdafb5102d
• http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.26
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f8bd2258e2d520dff28c855658bd24bdafb5102d
• http://www.openwall.com/lists/oss-security/2011/10/24/3
• https://bugzilla.redhat.com/show_bug.cgi?id=732878
• https://github.com/torvalds/linux/commit/f8bd2258e2d520dff28c855658bd24bdafb5102d

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