cve-2021-4209
Vulnerability from cvelistv5
Published
2022-08-24 15:07
Modified
2024-08-03 17:16
Severity ?
Summary
A NULL pointer dereference flaw was found in GnuTLS. As Nettle's hash update functions internally call memcpy, providing zero-length input may cause undefined behavior. This flaw leads to a denial of service after authentication in rare circumstances.
References
secalert@redhat.comhttps://access.redhat.com/security/cve/CVE-2021-4209Third Party Advisory
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2044156Issue Tracking, Third Party Advisory
secalert@redhat.comhttps://gitlab.com/gnutls/gnutls/-/commit/3db352734472d851318944db13be73da61300568Patch, Third Party Advisory
secalert@redhat.comhttps://gitlab.com/gnutls/gnutls/-/issues/1306Third Party Advisory
secalert@redhat.comhttps://gitlab.com/gnutls/gnutls/-/merge_requests/1503Third Party Advisory
secalert@redhat.comhttps://security.netapp.com/advisory/ntap-20220915-0005/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/security/cve/CVE-2021-4209Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=2044156Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://gitlab.com/gnutls/gnutls/-/commit/3db352734472d851318944db13be73da61300568Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://gitlab.com/gnutls/gnutls/-/issues/1306Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://gitlab.com/gnutls/gnutls/-/merge_requests/1503Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20220915-0005/Third Party Advisory
Impacted products
Vendor Product Version
Show details on NVD website

To clipboard 

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