CVE-2024-56538 — Use After Free in Linux

CWE-416 — Use After Free52 documents7 sources
Severity
7.8HIGHNVD
OSV8.8OSV5.5
EPSS
0.0%
top 91.14%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
LinuxLinux KernelDebian Linux+3 more
Timeline
PublishedDec 27
Latest updateApr 13

Description

In the Linux kernel, the following vulnerability has been resolved: drm: zynqmp_kms: Unplug DRM device before removal Prevent userspace accesses to the DRM device from causing use-after-frees by unplugging the device before we remove it. This causes any further userspace accesses to result in an error without further calls into this driver's internals.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages8 packages

▶NVDlinux/linux_kernel5.9 — 6.6.64+2
▶Debianlinux/linux_kernel< 6.12.3-1+1
▶Ubuntulinux/linux_kernel< 5.15.0-170.180+2

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

25
OSV
linux-raspi vulnerabilities↗2026-04-01
▶
OSV
linux-intel-iotg-5.15, linux-xilinx-zynqmp vulnerabilities↗2026-02-19
▶
OSV
linux-intel-iotg vulnerabilities↗2026-02-19
▶
OSV
linux-nvidia vulnerabilities↗2026-02-17
▶
OSV
linux-nvidia-tegra-igx vulnerabilities↗2026-02-17
▶

📋Vendor Advisories

26
Ubuntu
Linux kernel (Azure) vulnerabilities↗2026-04-13
▶
Ubuntu
Linux kernel (Azure FIPS) vulnerabilities↗2026-04-09
▶
Ubuntu
Linux kernel (Raspberry Pi) vulnerabilities↗2026-04-01
▶
Ubuntu
Linux kernel (Intel IoTG) vulnerabilities↗2026-02-19
▶
Ubuntu
Linux kernel (NVIDIA) vulnerabilities↗2026-02-17
▶
CVE-2024-56538 — Use After Free in Linux | cvebase