CVE-2022-48990CWE-416

CVE-2022-48990

High · published October 22, 2024

CVSS v3.1
7.8
EPSS
0%
Percentile
16.5
In the wild
Unconfirmed
What it is

In the Linux kernel, the following vulnerability has been resolved:

drm/amdgpu: fix use-after-free during gpu recovery

[Why]

[ 754.862560] refcount_t: underflow; use-after-free.

[ 754.862898] Call Trace:

[ 754.862903] <TASK>

[ 754.862913] amdgpu_job_free_cb+0xc2/0xe1 [amdgpu]

[ 754.863543] drm_sched_main.cold+0x34/0x39 [amd_sched]

[How]

The fw_fence may be not init, check whether dma_fence_init

is performed before job free

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00257 · 16.5th percentile
Weakness
CWE-416 · Use After Free
Published
2024-10-22T00:15Z
Affected products (7)
ProductVersionsFixed in
linux/linux_kernel< 6.0.136.0.13
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
References (2)
https://git.kernel.org/stable/c/3cb93f390453cde4d6afda1587aaa00e75e09617 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d2a89cd942edd50c1e652004fd64019be78b0a96 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67
EPSS history
Timeline
  • 21 OCT 20:06Z
    drm/amdgpu: fix use-after-free during gpu recovery
    cvelistv5