Is CVE-2010-4526 being actively exploited?

CVE-2010-4526 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2010-4526?

CVE-2010-4526 has a CVSS 2.0 base score of 7.1 (HIGH).

CVE-2010-4526

HIGH · CVSS 7.1EPSS 2.5%EU EUVD

Race condition in the sctp_icmp_proto_unreachable function in net/sctp/input.c in Linux kernel 2.6.11-rc2 through 2.6.33 allows remote attackers to cause a denial of service (panic) via an ICMP unreachable message to a socket that is already locked by a user, which causes the socket to be freed and triggers list corruption, related to the sctp_wait_for_connect function.

Key facts

CVSS score: 7.1 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:M/Au:N/C:N/I:N/A:C
Weakness (CWE): CWE-362
EPSS score: 2.5% (85th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2010-4494)
Published: January 11, 2011
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2010-4494 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

linux / linux kernel
linux / linux kernel
linux / linux kernel
linux / linux kernel
linux / linux kernel
redhat / enterprise mrg
vmware / esx
vmware / esx

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=50b5d6ad63821cea324a5a7a19854d4de1a0a819
http://secunia.com/advisories/42964(Broken Link)
http://secunia.com/advisories/46397(Broken Link)
http://www.openwall.com/lists/oss-security/2011/01/04/13(Mailing List, Patch, Third Party Advisory)
http://www.openwall.com/lists/oss-security/2011/01/04/3(Mailing List, Patch, Third Party Advisory)
http://www.redhat.com/support/errata/RHSA-2011-0163.html(Broken Link)
http://www.securityfocus.com/archive/1/520102/100/0/threaded(Third Party Advisory, VDB Entry)
http://www.securityfocus.com/bid/45661(Third Party Advisory, VDB Entry)
http://www.vmware.com/security/advisories/VMSA-2011-0012.html(Third Party Advisory)
http://www.vupen.com/english/advisories/2011/0169(Broken Link)
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2010-4526(Issue Tracking, Patch, Third Party Advisory)
https://exchange.xforce.ibmcloud.com/vulnerabilities/64616(Third Party Advisory, VDB Entry)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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