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redhatRedHatRHSA-2023:4696
HistoryAug 22, 2023 - 1:41 p.m.

(RHSA-2023:4696) Important: kernel security update

2023-08-2213:41:46
access.redhat.com
26
rhsa-2023-4696 important kernel security update netfilter use-after-free privilege escalation amd cross-process information leak cvss score references unix

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0.001

Percentile

35.1%

JSON

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

Security Fix(es):

  • kernel: netfilter: use-after-free in nf_tables when processing batch requests can lead to privilege escalation (CVE-2023-32233)

  • hw: amd: Cross-Process Information Leak (CVE-2023-20593)

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
RedHat7noarchkernel-doc< 3.10.0-957.105.1.el7kernel-doc-3.10.0-957.105.1.el7.noarch.rpm
RedHat7x86_64kernel-tools-libs< 3.10.0-957.105.1.el7kernel-tools-libs-3.10.0-957.105.1.el7.x86_64.rpm
RedHat7x86_64kernel-headers< 3.10.0-957.105.1.el7kernel-headers-3.10.0-957.105.1.el7.x86_64.rpm
RedHat7x86_64kernel-tools-debuginfo< 3.10.0-957.105.1.el7kernel-tools-debuginfo-3.10.0-957.105.1.el7.x86_64.rpm
RedHat7x86_64kernel-debug-devel< 3.10.0-957.105.1.el7kernel-debug-devel-3.10.0-957.105.1.el7.x86_64.rpm
RedHat7x86_64python-perf< 3.10.0-957.105.1.el7python-perf-3.10.0-957.105.1.el7.x86_64.rpm
RedHat7x86_64perf-debuginfo< 3.10.0-957.105.1.el7perf-debuginfo-3.10.0-957.105.1.el7.x86_64.rpm
RedHat7noarchkernel-abi-whitelists< 3.10.0-957.105.1.el7kernel-abi-whitelists-3.10.0-957.105.1.el7.noarch.rpm
RedHat7x86_64kernel-tools-libs-devel< 3.10.0-957.105.1.el7kernel-tools-libs-devel-3.10.0-957.105.1.el7.x86_64.rpm
RedHat7x86_64bpftool< 3.10.0-957.105.1.el7bpftool-3.10.0-957.105.1.el7.x86_64.rpm
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1-10 of 191

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CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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EPSS

0.001

Percentile

35.1%

JSON
Related for RHSA-2023:4696
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