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redhatRedHatRHSA-2022:7318
HistoryNov 02, 2022 - 1:52 p.m.

(RHSA-2022:7318) Important: kernel security, bug fix, and enhancement update

2022-11-0213:52:07
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50

7.8 High

CVSS3

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

4.4 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:M/Au:N/C:P/I:P/A:P

0.001 Low

EPSS

Percentile

43.1%

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

Security Fix(es):

  • posix cpu timer use-after-free may lead to local privilege escalation (CVE-2022-2585)

  • Unprivileged users may use PTRACE_SEIZE to set PTRACE_O_SUSPEND_SECCOMP option (CVE-2022-30594)

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.

Bug Fix(es):

  • kernel crash after reboot of T14/G2 AMD laptop (mt7921e module) (BZ#2095653)

  • execve exit tracepoint not called (BZ#2106661)

  • Matrox black screen on VGA output on some systems. (BZ#2112017)

  • The kernel needs to offer a way to reseed the Crypto DRBG and atomically extract random numbers from it (BZ#2121129)

  • watchdog BUG: soft lockup - CPU#30 stuck for 34s! [swapper/30:0] (BZ#2127857)

  • Update cifs to 5.16 (BZ#2127858)

  • Bad page state in process qemu-kvm pfn:68a74600 (BZ#2127859)

  • vfio zero page mappings fail after 2M instances (BZ#2128791)

  • The kernel needs to offer a way to reseed the Crypto DRBG and atomically extract random numbers from it (part 2) (BZ#2128970)

Enhancement(s):

  • Need to enable hpilo to support new HPE RL300 Gen11 for ARM (aarch64) (BZ#2129453)

7.8 High

CVSS3

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

4.4 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:M/Au:N/C:P/I:P/A:P

0.001 Low

EPSS

Percentile

43.1%