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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2022-48881
HistoryAug 21, 2024 - 7:15 a.m.

CVE-2022-48881

2024-08-2107:15:04
Debian Security Bug Tracker
security-tracker.debian.org
3
linux
kernel
vulnerability
refcount leak
amd_pmc_probe
pci_dev_put
error path
unix

CVSS3

7.1

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.5

Confidence

High

EPSS

0

Percentile

9.5%

In the Linux kernel, the following vulnerability has been resolved: platform/x86/amd: Fix refcount leak in amd_pmc_probe pci_get_domain_bus_and_slot() takes reference, the caller should release the reference by calling pci_dev_put() after use. Call pci_dev_put() in the error path to fix this.

CVSS3

7.1

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.5

Confidence

High

EPSS

0

Percentile

9.5%