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rockyRockylinux Product ErrataRLSA-2023:0300
HistoryJan 23, 2023 - 2:29 p.m.

kernel-rt security and bug fix update

2023-01-2314:29:55
Rockylinux Product Errata
errata.rockylinux.org
19
kernel-rt
security update
bug fix
cvss
rocky linux 9
privilege escalation
memory corruption
race condition
buffer overflow
real time linux kernel

CVSS2

4.4

Attack Vector

LOCAL

Attack 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

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

0.002

Percentile

52.6%

An update is available for kernel-rt.
This update affects Rocky Linux 9.
A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list
The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.

Security Fix(es):

  • kernel: watch queue race condition can lead to privilege escalation (CVE-2022-2959)

  • kernel: memory corruption in AX88179_178A based USB ethernet device. (CVE-2022-2964)

  • kernel: i915: Incorrect GPU TLB flush can lead to random memory access (CVE-2022-4139)

  • kernel: nfsd buffer overflow by RPC message over TCP with garbage data (CVE-2022-43945)

  • kernel: i2c: unbounded length leads to buffer overflow in ismt_access() (CVE-2022-3077)

  • kernel: 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):

  • DELL EMC: System is not booting into RT Kernel with perc12 [kernel-rt] (BZ#2139863)

  • kernel-rt: update RT source tree to the latest Rocky Linux-9.1.z1 Batch (BZ#2141817)

CVSS2

4.4

Attack Vector

LOCAL

Attack 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

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

0.002

Percentile

52.6%