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CVE-2024-43823

Sept. 3, 2024, 5:49 p.m.

CVSS Score

5.5 / 10

Products Impacted

Vendor Product Versions
linux
  • linux_kernel
  • *

Description

In the Linux kernel, the following vulnerability has been resolved: PCI: keystone: Fix NULL pointer dereference in case of DT error in ks_pcie_setup_rc_app_regs() If IORESOURCE_MEM is not provided in Device Tree due to any error, resource_list_first_type() will return NULL and pci_parse_request_of_pci_ranges() will just emit a warning. This will cause a NULL pointer dereference. Fix this bug by adding NULL return check. Found by Linux Verification Center (linuxtesting.org) with SVACE.

Weaknesses

CWE-476
NULL Pointer Dereference

A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.

CWE ID: 476

Date

Published: Aug. 17, 2024, 10:15 a.m.

Last Modified: Sept. 3, 2024, 5:49 p.m.

Status : Analyzed

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

416baaa9-dc9f-4396-8d5f-8c081fb06d67

CPEs

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
o linux linux_kernel / / / / / / / /
o linux linux_kernel / / / / / / / /
o linux linux_kernel / / / / / / / /

CVSS Data

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

Base Score
5.5
Exploitability Score
1.8
Impact Score
3.6
Base Severity
MEDIUM
CVSS Vector String

The CVSS vector string provides an in-depth view of the vulnerability metrics.

View Vector String

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

References

https://git.kernel.org/ 416baaa9-dc9f-4396-8d5f-8c081fb06d67

https://git.kernel.org/ 416baaa9-dc9f-4396-8d5f-8c081fb06d67

https://git.kernel.org/ 416baaa9-dc9f-4396-8d5f-8c081fb06d67

https://git.kernel.org/ 416baaa9-dc9f-4396-8d5f-8c081fb06d67