Observable response discrepancy in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.
The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.
Link | Tags |
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https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00516.html | vendor advisory |
http://www.openwall.com/lists/oss-security/2021/06/10/1 | third party advisory mailing list |
http://www.openwall.com/lists/oss-security/2021/06/10/10 | third party advisory mailing list |
http://www.openwall.com/lists/oss-security/2021/06/10/11 | third party advisory mailing list |
https://www.debian.org/security/2021/dsa-4931 | third party advisory vendor advisory |
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H36U6CNREC436W6GYO7QUMJIVEA35SCV/ | vendor advisory |
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SVA2NY26MMXOODUMYZN5DCU3FXMBMBOB/ | vendor advisory |
https://security.gentoo.org/glsa/202107-30 | third party advisory vendor advisory |