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redhatRedHatRHSA-2021:3812
HistoryOct 12, 2021 - 2:15 p.m.

(RHSA-2021:3812) Important: kernel security update

2021-10-1214:15:36
access.redhat.com
29

0.002 Low

EPSS

Percentile

59.6%

JSON

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

  • kernel: Improper handling of VM_IO|VM_PFNMAP vmas in KVM can bypass RO checks (CVE-2021-22543)

  • kernel: out-of-bounds write in xt_compat_target_from_user() in net/netfilter/x_tables.c (CVE-2021-22555)

  • kernel: powerpc: KVM guest OS users can cause host OS memory corruption (CVE-2021-37576)

  • kernel: SVM nested virtualization issue in KVM (AVIC support) (CVE-2021-3653)

  • kernel: SVM nested virtualization issue in KVM (VMLOAD/VMSAVE) (CVE-2021-3656)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

OSVersionArchitecturePackageVersionFilename
RedHat7ppc64lepython-perf-debuginfo< 3.10.0-957.84.1.el7python-perf-debuginfo-3.10.0-957.84.1.el7.ppc64le.rpm
RedHat7x86_64python-perf< 3.10.0-957.84.1.el7python-perf-3.10.0-957.84.1.el7.x86_64.rpm
RedHat7x86_64kernel-debug< 3.10.0-957.84.1.el7kernel-debug-3.10.0-957.84.1.el7.x86_64.rpm
RedHat7x86_64kernel-debuginfo-common-x86_64< 3.10.0-957.84.1.el7kernel-debuginfo-common-x86_64-3.10.0-957.84.1.el7.x86_64.rpm
RedHat7ppc64lekernel< 3.10.0-957.84.1.el7kernel-3.10.0-957.84.1.el7.ppc64le.rpm
RedHat7ppc64lekernel-tools-debuginfo< 3.10.0-957.84.1.el7kernel-tools-debuginfo-3.10.0-957.84.1.el7.ppc64le.rpm
RedHat7ppc64lekernel-debug-debuginfo< 3.10.0-957.84.1.el7kernel-debug-debuginfo-3.10.0-957.84.1.el7.ppc64le.rpm
RedHat7x86_64kernel-debug-debuginfo< 3.10.0-957.84.1.el7kernel-debug-debuginfo-3.10.0-957.84.1.el7.x86_64.rpm
RedHat7x86_64python-perf-debuginfo< 3.10.0-957.84.1.el7python-perf-debuginfo-3.10.0-957.84.1.el7.x86_64.rpm
RedHat7x86_64kernel-tools-libs-devel< 3.10.0-957.84.1.el7kernel-tools-libs-devel-3.10.0-957.84.1.el7.x86_64.rpm
Rows per page:
1-10 of 361

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0.002 Low

EPSS

Percentile

59.6%

JSON
Related for RHSA-2021:3812
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