CVE-2024-26977

medium

Description

In the Linux kernel, the following vulnerability has been resolved: pci_iounmap(): Fix MMIO mapping leak The #ifdef ARCH_HAS_GENERIC_IOPORT_MAP accidentally also guards iounmap(), which means MMIO mappings are leaked. Move the guard so we call iounmap() for MMIO mappings.

References

https://git.kernel.org/stable/c/f3749345a9b7295dd071d0ed589634cb46364f77

https://git.kernel.org/stable/c/b5d40f02e7222da032c2042aebcf2a07de9b342f

https://git.kernel.org/stable/c/af280e137e273935f2e09f4d73169998298792ed

https://git.kernel.org/stable/c/7626913652cc786c238e2dd7d8740b17d41b2637

https://git.kernel.org/stable/c/6d21d0356aa44157a62e39c0d1a13d4c69a8d0c8

https://git.kernel.org/stable/c/5e4b23e7a7b33a1e56bfa3e5598138a2234d55b6

Details

Source: Mitre, NVD

Published: 2024-05-01

Updated: 2024-05-01

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:S/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Severity: Medium