CVE-2008-1669

CVE-2008-1669 is a medium-severity vulnerability in Linux Linux Kernel with a CVSS 2.0 base score of 6.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-94.

Key facts

• Severity: Medium (CVSS 2.0 base score 6.9)
• EPSS exploit prediction: 0% (33rd percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-94
• Affected product: Linux Linux Kernel
• Published: 2008-05-08
• Last modified: 2026-06-16

Description

Linux kernel before 2.6.25.2 does not apply a certain protection mechanism for fcntl functionality, which allows local users to (1) execute code in parallel or (2) exploit a race condition to obtain "re-ordered access to the descriptor table."

Frequently asked questions

What is CVE-2008-1669?

Linux kernel before 2.6.25.2 does not apply a certain protection mechanism for fcntl functionality, which allows local users to (1) execute code in parallel or (2) exploit a race condition to obtain "re-ordered access to the descriptor table."

How severe is CVE-2008-1669?

CVE-2008-1669 has a CVSS 2.0 base score of 6.9, rated medium severity.

Is CVE-2008-1669 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-1669?

CVE-2008-1669 primarily affects Linux Linux Kernel. In total, 304 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-1669?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2008-1669 published?

CVE-2008-1669 was published on 2008-05-08 and last updated on 2026-06-16.

References

• http://lists.opensuse.org/opensuse-security-announce/2008-06/msg00006.html
• http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00002.html
• http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00007.html
• http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00012.html
• http://lists.vmware.com/pipermail/security-announce/2008/000023.html
• http://secunia.com/advisories/30077
• http://secunia.com/advisories/30101
• http://secunia.com/advisories/30108
• http://secunia.com/advisories/30110
• http://secunia.com/advisories/30112
• http://secunia.com/advisories/30116
• http://secunia.com/advisories/30164
• http://secunia.com/advisories/30252
• http://secunia.com/advisories/30260
• http://secunia.com/advisories/30276
• http://secunia.com/advisories/30515
• http://secunia.com/advisories/30769
• http://secunia.com/advisories/30818
• http://secunia.com/advisories/30962
• http://secunia.com/advisories/30982
• http://secunia.com/advisories/31246
• http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0162
• http://www.debian.org/security/2008/dsa-1575
• http://www.kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.36.4
• http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.25.2
• http://www.mandriva.com/security/advisories?name=MDVSA-2008:104
• http://www.mandriva.com/security/advisories?name=MDVSA-2008:105
• http://www.mandriva.com/security/advisories?name=MDVSA-2008:167
• http://www.redhat.com/support/errata/RHSA-2008-0211.html
• http://www.redhat.com/support/errata/RHSA-2008-0233.html

Affected products (304)

• cpe:2.3:o:linux:linux_kernel:2.6.0:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.0:test1:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.0:test10:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.0:test11:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.0:test2:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.0:test3:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.0:test4:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.0:test5:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.0:test6:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.0:test7:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.0:test8:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.0:test9:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.1:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.1:rc1:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.1:rc2:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.1:rc3:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.2:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.2:rc1:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.2:rc2:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.2:rc3:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.3:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.3:rc1:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.3:rc2:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.3:rc3:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.3:rc4:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.4:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.4:rc1:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.4:rc2:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.4:rc3:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.5:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.5:rc1:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.5:rc2:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.5:rc3:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.6:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.6:rc1:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.6:rc2:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.6:rc3:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.7:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.7:rc1:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.7:rc2:*:*:*:*:*:*

More vulnerabilities in Linux Linux Kernel

• CVE-2023-2163 — Critical (CVSS 10.0): Incorrect verifier pruning in BPF in Linux Kernel >=5.4 leads to unsafe code paths being incorrectly marked as safe,…
• CVE-2015-8104 — Critical (CVSS 10.0): The KVM subsystem in the Linux kernel through 4.2.6, and Xen 4.3.x through 4.6.x, allows guest OS users to cause a…
• CVE-2015-1421 — Critical (CVSS 10.0): Use-after-free vulnerability in the sctp_assoc_update function in net/sctp/associola.c in the Linux kernel before…
• CVE-2014-2523 — Critical (CVSS 10.0): net/netfilter/nf_conntrack_proto_dccp.c in the Linux kernel through 3.13.6 uses a DCCP header pointer incorrectly,…
• CVE-2010-2495 — Critical (CVSS 10.0): The pppol2tp_xmit function in drivers/net/pppol2tp.c in the L2TP implementation in the Linux kernel before 2.6.34 does…
• CVE-2010-2521 — Critical (CVSS 10.0): Multiple buffer overflows in fs/nfsd/nfs4xdr.c in the XDR implementation in the NFS server in the Linux kernel before…

All CVEs affecting Linux Linux Kernel →

Other CWE-94 (Code Injection) vulnerabilities

• CVE-2026-57624 — Critical (CVSS 10.0): Unauthenticated Remote Code Execution (RCE) in Blocksy Companion Pro <= 2.1.46 versions.
• CVE-2026-10134 — Critical (CVSS 10.0): IBM Langflow OSS 1.0.0 through 1.9.3 allows an attacker to read every secret available to the Langflow process, read…
• CVE-2026-53576 — Critical (CVSS 10.0): Kestra is an open-source, event-driven orchestration platform. Prior to 1.0.45 and 1.3.21, the authentication filter…
• CVE-2026-10561 — Critical (CVSS 10.0): IBM Langflow OSS 1.0.0 through 1.9.3 has an vulnerability due to an improper isolation of Python execution combined…
• CVE-2026-25470 — Critical (CVSS 10.0): Improper Control of Generation of Code ('Code Injection') vulnerability in ACPT ACPT (Pro) - Custom Post Types Plugin…
• CVE-2026-48836 — Critical (CVSS 10.0): Unauthenticated Remote Code Execution (RCE) in Easy Invoice <= 2.1.19 versions.

Browse all CWE-94 (Code Injection) vulnerabilities →