{"id":"CVE-2006-7239","aliases":["EUVD-2006-7216","GHSA-p7rq-x368-qjpx","RHBA-2012:0319"],"status":"published","title":"The _gnutls_x509_oid2mac_algorithm function in lib/gnutls_algorithms.c in GnuTLS before 1.4.2...","description":"The _gnutls_x509_oid2mac_algorithm function in lib/gnutls_algorithms.c in GnuTLS before 1.4.2 allows remote attackers to cause a denial of service (crash) via a crafted X.509 certificate that uses a hash algorithm that is not supported by GnuTLS, which triggers a NULL pointer dereference.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01545,"percentile":0.75166,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-310"],"published":"2010-05-24T19:00:00Z","modified":"2026-06-26T12:20:50Z","fixes":[{"ecosystem":"Red Hat:enterprise_linux:5::client","package":"gnutls","fixed_in":["0:1.4.1-7.el5_8.1"],"sources":["osv"]},{"ecosystem":"Red Hat:enterprise_linux:5::client","package":"gnutls-debuginfo","fixed_in":["0:1.4.1-7.el5_8.1"],"sources":["osv"]},{"ecosystem":"Red Hat:enterprise_linux:5::client","package":"gnutls-utils","fixed_in":["0:1.4.1-7.el5_8.1"],"sources":["osv"]},{"ecosystem":"Red Hat:enterprise_linux:5::client_workstation","package":"gnutls","fixed_in":["0:1.4.1-7.el5_8.1"],"sources":["osv"]},{"ecosystem":"Red Hat:enterprise_linux:5::client_workstation","package":"gnutls-debuginfo","fixed_in":["0:1.4.1-7.el5_8.1"],"sources":["osv"]},{"ecosystem":"Red Hat:enterprise_linux:5::client_workstation","package":"gnutls-devel","fixed_in":["0:1.4.1-7.el5_8.1"],"sources":["osv"]},{"ecosystem":"Red Hat:enterprise_linux:5::server","package":"gnutls","fixed_in":["0:1.4.1-7.el5_8.1"],"sources":["osv"]},{"ecosystem":"Red Hat:enterprise_linux:5::server","package":"gnutls-debuginfo","fixed_in":["0:1.4.1-7.el5_8.1"],"sources":["osv"]},{"ecosystem":"Red Hat:enterprise_linux:5::server","package":"gnutls-devel","fixed_in":["0:1.4.1-7.el5_8.1"],"sources":["osv"]},{"ecosystem":"Red Hat:enterprise_linux:5::server","package":"gnutls-utils","fixed_in":["0:1.4.1-7.el5_8.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Red Hat:enterprise_linux:5::client","package":"gnutls","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.4.1-7.el5_8.1"}]}]},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:5::client","package":"gnutls-debuginfo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.4.1-7.el5_8.1"}]}]},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:5::client","package":"gnutls-utils","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.4.1-7.el5_8.1"}]}]},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:5::client_workstation","package":"gnutls","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.4.1-7.el5_8.1"}]}]},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:5::client_workstation","package":"gnutls-debuginfo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.4.1-7.el5_8.1"}]}]},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:5::client_workstation","package":"gnutls-devel","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.4.1-7.el5_8.1"}]}]},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:5::server","package":"gnutls","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.4.1-7.el5_8.1"}]}]},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:5::server","package":"gnutls-debuginfo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.4.1-7.el5_8.1"}]}]},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:5::server","package":"gnutls-devel","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.4.1-7.el5_8.1"}]}]},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:5::server","package":"gnutls-utils","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.4.1-7.el5_8.1"}]}]}],"products":[{"vendor":"gnu","product":"gnutls"}],"references":[{"url":"http://www.gnu.org/software/gnutls/security.html","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://lists.gnupg.org/pipermail/gnutls-dev/2006-August/001192.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","Patch"]},{"url":"http://lists.gnupg.org/pipermail/gnutls-dev/2006-August/001190.html","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2006-7239","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHBA-2012:0319","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2006-7239","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=595229","tags":["report"]},{"url":"https://github.com/advisories/GHSA-p7rq-x368-qjpx"},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2012/rhba-2012_0319.json","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2006-7239","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2006-7239","description":"The _gnutls_x509_oid2mac_algorithm function in lib/gnutls_algorithms.c in GnuTLS before 1.4.2 allows remote attackers to cause a denial of service (crash) via a crafted X.509 certificate that uses a hash algorithm that is not supported by GnuTLS, which triggers a NULL pointer dereference.","status":"published","published":"2010-05-24T19:00:00Z","modified":"2024-08-07T20:57:41.045Z","updated_at":"2026-11-02T14:33:52.224925Z"}],"euvd":[{"id":"EUVD-2006-7216","description":"The _gnutls_x509_oid2mac_algorithm function in lib/gnutls_algorithms.c in GnuTLS before 1.4.2 allows remote attackers to cause a denial of service (crash) via a crafted X.509 certificate that uses a hash algorithm that is not supported by GnuTLS, which triggers a NULL pointer dereference.","status":"published","published":"2010-05-24T19:00:00Z","modified":"2024-08-07T20:57:41Z","updated_at":"2026-11-03T01:15:39.756514Z"}],"ghsa":[{"id":"GHSA-p7rq-x368-qjpx","title":"The _gnutls_x509_oid2mac_algorithm function in lib/gnutls_algorithms.c in GnuTLS before 1.4.2...","description":"The _gnutls_x509_oid2mac_algorithm function in lib/gnutls_algorithms.c in GnuTLS before 1.4.2 allows remote attackers to cause a denial of service (crash) via a crafted X.509 certificate that uses a hash algorithm that is not supported by GnuTLS, which triggers a NULL pointer dereference.","status":"published","published":"2022-05-01T07:46:08Z","modified":"2023-02-10T05:06:29Z","updated_at":"2026-11-02T14:54:01.789224Z"}],"nvd":[{"id":"CVE-2006-7239","description":"The _gnutls_x509_oid2mac_algorithm function in lib/gnutls_algorithms.c in GnuTLS before 1.4.2 allows remote attackers to cause a denial of service (crash) via a crafted X.509 certificate that uses a hash algorithm that is not supported by GnuTLS, which triggers a NULL pointer dereference.","status":"published","published":"2010-05-24T19:30:01.27Z","modified":"2026-06-16T22:34:38.6Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-310"],"updated_at":"2026-11-02T14:01:10.996522Z"}],"osv":[{"id":"RHBA-2012:0319","title":"Red Hat Bug Fix Advisory: gnutls bug fix update","status":"published","published":"2024-09-15T19:43:22Z","modified":"2026-06-26T12:20:50.44523996Z","updated_at":"2026-11-02T15:52:58.117212Z"}]}}