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redhatRedHatRHSA-2023:7513
HistoryNov 27, 2023 - 3:10 p.m.

(RHSA-2023:7513) Moderate: linux-firmware security update

2023-11-2715:10:23
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37
linux-firmware
firmware files
security fix
information disclosure
cross-process
cve-2023-20569
cve-2023-20593
cvss score
acknowledgment
references
unix

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

7.3

Confidence

Low

EPSS

0.001

Percentile

35.3%

The linux-firmware packages contain all of the firmware files that are required by various devices to operate.

Security Fix(es):

  • hw amd: Return Address Predictor vulnerability leading to information disclosure (CVE-2023-20569)

  • 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.

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

7.3

Confidence

Low

EPSS

0.001

Percentile

35.3%