Veracode Vulnerability DatabaseVERACODE:21944Information Disclosure
0.001 Low
EPSS
Percentile
23.8%
kernel is vulnerable to information disclosure. Due to the way Intel CPUs handle speculative execution of instructions when the TSX Asynchronous Abort (TAA) error occur, a local authenticated attacker with the ability to monitor execution times could infer the TSX memory state by comparing abort execution times.
References
lists.opensuse.org/opensuse-security-announce/2019-11/msg00045.html
lists.opensuse.org/opensuse-security-announce/2019-11/msg00046.html
lists.opensuse.org/opensuse-security-announce/2019-12/msg00042.html
packetstormsecurity.com/files/155375/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html
www.openwall.com/lists/oss-security/2019/12/10/3
www.openwall.com/lists/oss-security/2019/12/10/4
www.openwall.com/lists/oss-security/2019/12/11/1
access.redhat.com/errata/RHSA-2019:3832
access.redhat.com/errata/RHSA-2019:3936
access.redhat.com/errata/RHSA-2020:0026
access.redhat.com/errata/RHSA-2020:0028
access.redhat.com/errata/RHSA-2020:0204
access.redhat.com/errata/RHSA-2020:0279
access.redhat.com/errata/RHSA-2020:0366
access.redhat.com/errata/RHSA-2020:0555
access.redhat.com/errata/RHSA-2020:0666
access.redhat.com/errata/RHSA-2020:0730
access.redhat.com/security/updates/classification/#important
access.redhat.com/security/vulnerabilities/ifu-page-mce
access.redhat.com/solutions/i915-graphics
access.redhat.com/solutions/tsx-asynchronousabort
kc.mcafee.com/corporate/index?page=content&id=SB10306
lists.debian.org/debian-lts-announce/2019/12/msg00035.html
lists.fedoraproject.org/archives/list/[email protected]/message/I5WWPW4BSZDDW7VHU427XTVXV7ROOFFW/
lists.fedoraproject.org/archives/list/[email protected]/message/IZYATWNUGHRBG6I3TC24YHP5Y3J7I6KH/
seclists.org/bugtraq/2019/Dec/28
seclists.org/bugtraq/2019/Nov/26
seclists.org/bugtraq/2020/Jan/21
security.gentoo.org/glsa/202003-56
support.f5.com/csp/article/K02912734?utm_source=f5support&utm_medium=RSS
support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03968en_us
usn.ubuntu.com/4186-2/
www.debian.org/security/2020/dsa-4602
www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00270.html
www.oracle.com/security-alerts/cpujan2021.html
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