CVE-2009-0065

CVE-2009-0065 is a critical-severity vulnerability in Linux Linux Kernel with a CVSS 2.0 base score of 10.0. Its EPSS exploit-prediction score of 17% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.

Key facts

• Severity: Critical (CVSS 2.0 base score 10.0)
• EPSS exploit prediction: 17% (97th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-119
• Affected product: Linux Linux Kernel
• Published: 2009-01-07
• Last modified: 2026-06-16

Description

Buffer overflow in net/sctp/sm_statefuns.c in the Stream Control Transmission Protocol (sctp) implementation in the Linux kernel before 2.6.28-git8 allows remote attackers to have an unknown impact via an FWD-TSN (aka FORWARD-TSN) chunk with a large stream ID.

Frequently asked questions

What is CVE-2009-0065?

Buffer overflow in net/sctp/sm_statefuns.c in the Stream Control Transmission Protocol (sctp) implementation in the Linux kernel before 2.6.28-git8 allows remote attackers to have an unknown impact via an FWD-TSN (aka FORWARD-TSN) chunk with a large stream ID.

How severe is CVE-2009-0065?

CVE-2009-0065 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2009-0065 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 17% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-0065?

CVE-2009-0065 primarily affects Linux Linux Kernel. In total, 109 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-0065?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2009-0065 published?

CVE-2009-0065 was published on 2009-01-07 and last updated on 2026-06-16.

References

• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=9fcb95a105758b81ef0131cd18e2db5149f13e95
• http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01832118
• http://lists.opensuse.org/opensuse-security-announce/2009-02/msg00003.html
• http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00000.html
• http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00001.html
• http://patchwork.ozlabs.org/patch/15024/
• http://rhn.redhat.com/errata/RHSA-2009-0264.html
• http://secunia.com/advisories/33674
• http://secunia.com/advisories/33854
• http://secunia.com/advisories/33858
• http://secunia.com/advisories/34252
• http://secunia.com/advisories/34394
• http://secunia.com/advisories/34680
• http://secunia.com/advisories/34762
• http://secunia.com/advisories/34981
• http://secunia.com/advisories/35011
• http://secunia.com/advisories/35174
• http://secunia.com/advisories/35390
• http://secunia.com/advisories/35394
• http://secunia.com/advisories/36191
• http://support.avaya.com/elmodocs2/security/ASA-2009-114.htm
• http://www.debian.org/security/2009/dsa-1749
• http://www.debian.org/security/2009/dsa-1787
• http://www.debian.org/security/2009/dsa-1794
• http://www.openwall.com/lists/oss-security/2009/01/05/1
• http://www.redhat.com/support/errata/RHSA-2009-0053.html
• http://www.redhat.com/support/errata/RHSA-2009-0331.html
• http://www.redhat.com/support/errata/RHSA-2009-1055.html
• http://www.securityfocus.com/bid/33113
• http://www.securitytracker.com/id?1022698

Affected products (109)

• cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.2.27:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.4.36:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.4.36.1:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.4.36.2:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.4.36.3:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.4.36.4:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.4.36.5:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.4.36.6:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.18:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.18:rc1:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.18:rc2:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.18:rc3:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.18:rc4:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.18:rc5:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.18:rc6:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.18:rc7:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.19.4:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.19.5:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.19.6:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.19.7:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.20.16:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.20.17:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.20.18:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.20.19:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.20.20:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.20.21:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.21.5:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.21.6:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.21.7:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.22:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.22.1:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.22.2:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.22.8:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.22.9:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.22.10:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.22.11:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.22.12:*:*:*:*:*:*:*
• cpe:2.3:o:linux:linux_kernel:2.6.22.13:*:*:*:*:*:*:*

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