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redhatRedHatRHSA-2023:1588
HistoryApr 04, 2023 - 8:53 a.m.

(RHSA-2023:1588) Important: kernel security update

2023-04-0408:53:58
access.redhat.com
40
kernel packages linux alsa uaf cve-2023-0266 security update fix cvss score references_unix

CVSS3

7.9

Attack Vector

ADJACENT

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.001

Percentile

35.5%

JSON

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

Security Fix(es):

  • ALSA: pcm: Move rwsem lock inside snd_ctl_elem_read to prevent UAF (CVE-2023-0266)

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
RedHat8ppc64lekernel-headers< 4.18.0-147.81.1.el8_1kernel-headers-4.18.0-147.81.1.el8_1.ppc64le.rpm
RedHat8ppc64lekernel< 4.18.0-147.81.1.el8_1kernel-4.18.0-147.81.1.el8_1.ppc64le.rpm
RedHat8ppc64lepython3-perf< 4.18.0-147.81.1.el8_1python3-perf-4.18.0-147.81.1.el8_1.ppc64le.rpm
RedHat8x86_64kernel-debug-modules< 4.18.0-147.81.1.el8_1kernel-debug-modules-4.18.0-147.81.1.el8_1.x86_64.rpm
RedHat8noarchkernel-abi-whitelists< 4.18.0-147.81.1.el8_1kernel-abi-whitelists-4.18.0-147.81.1.el8_1.noarch.rpm
RedHat8x86_64kernel-core< 4.18.0-147.81.1.el8_1kernel-core-4.18.0-147.81.1.el8_1.x86_64.rpm
RedHat8ppc64leperf< 4.18.0-147.81.1.el8_1perf-4.18.0-147.81.1.el8_1.ppc64le.rpm
RedHat8x86_64perf-debuginfo< 4.18.0-147.81.1.el8_1perf-debuginfo-4.18.0-147.81.1.el8_1.x86_64.rpm
RedHat8ppc64lekernel-debug-modules-extra< 4.18.0-147.81.1.el8_1kernel-debug-modules-extra-4.18.0-147.81.1.el8_1.ppc64le.rpm
RedHat8ppc64lekernel-debuginfo< 4.18.0-147.81.1.el8_1kernel-debuginfo-4.18.0-147.81.1.el8_1.ppc64le.rpm
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CVSS3

7.9

Attack Vector

ADJACENT

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

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Availability Impact

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EPSS

0.001

Percentile

35.5%

JSON
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