CVE-2008-3077

Severity: medium (CVSS 4.9 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: 2008-07-09 · updated 2026-06-16
Weakness: CWE-416

Description

arch/x86/kernel/ptrace.c in the Linux kernel before 2.6.25.10 on the x86_64 platform leaks task_struct references into the sys32_ptrace function, which allows local users to cause a denial of service (system crash) or have unspecified other impact via unknown vectors, possibly a use-after-free vulnerability.

Affected products

Linux kernel: before 2.6.25.10 — fixed in 2.6.25.10

How to fix

Upgrade to a fixed version: Linux kernel 2.6.25.10. Check the vendor advisory for mitigations.

References

http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.25.y.git%3Ba=commitdiff%3Bh=1e9a615bfce7996ea4d815d45d364b47ac6a74e8
http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.25.10
http://secunia.com/advisories/31048
http://www.openwall.com/lists/oss-security/2008/07/03/2
http://www.securityfocus.com/bid/30077
http://www.vupen.com/english/advisories/2008/2063/references
http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.25.y.git%3Ba=commitdiff%3Bh=1e9a615bfce7996ea4d815d45d364b47ac6a74e8
http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.25.10
http://secunia.com/advisories/31048
http://www.openwall.com/lists/oss-security/2008/07/03/2
http://www.securityfocus.com/bid/30077
http://www.vupen.com/english/advisories/2008/2063/references

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