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Vulnerability record · CVE-2011-4315 · published 8 December 2011

CVE-2011-4315: F5 nginx out-of-bounds write vulnerability

F5 · Nginx

Heap-based buffer overflow in compression-pointer processing in core/ngx_resolver.c in nginx before 1.0.10 allows remote resolvers to cause a denial of service (daemon crash) or possibly have unspecified other impact via a long response.

6.8 CVSS 2.0 Medium EPSS 6.0% · top 7.0% CWE-787 · Out-of-bounds write
6.8CVSS 2.0 base score
6.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
5Affected product versions listed by NVD
20References
16 Jun 2026Last modified by NVD

Description

Heap-based buffer overflow in compression-pointer processing in core/ngx_resolver.c in nginx before 1.0.10 allows remote resolvers to cause a denial of service (daemon crash) or possibly have unspecified other impact via a long response.

AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

5 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.fedoraproject.org/pipermail/package-announce/2011-December/070569.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2011-12/msg00005.html Mailing ListThird Party Advisory
http://openwall.com/lists/oss-security/2011/11/17/10 Mailing ListPatchThird Party Advisory
http://openwall.com/lists/oss-security/2011/11/17/8 Mailing ListPatchThird Party Advisory
http://secunia.com/advisories/47097 Third Party Advisory
http://secunia.com/advisories/48577 Third Party Advisory
http://security.gentoo.org/glsa/glsa-201203-22.xml Third Party Advisory
http://trac.nginx.org/nginx/changeset/4268/nginx Issue TrackingPatchVendor Advisory
http://www.nginx.org/en/CHANGES-1.0 Release NotesVendor Advisory
http://www.securityfocus.com/bid/50710 Third Party AdvisoryVDB Entry
http://lists.fedoraproject.org/pipermail/package-announce/2011-December/070569.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2011-12/msg00005.html Mailing ListThird Party Advisory
http://openwall.com/lists/oss-security/2011/11/17/10 Mailing ListPatchThird Party Advisory
http://openwall.com/lists/oss-security/2011/11/17/8 Mailing ListPatchThird Party Advisory
http://secunia.com/advisories/47097 Third Party Advisory
http://secunia.com/advisories/48577 Third Party Advisory
http://security.gentoo.org/glsa/glsa-201203-22.xml Third Party Advisory
http://trac.nginx.org/nginx/changeset/4268/nginx Issue TrackingPatchVendor Advisory
http://www.nginx.org/en/CHANGES-1.0 Release NotesVendor Advisory
http://www.securityfocus.com/bid/50710 Third Party AdvisoryVDB Entry

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2011-4315), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.