CVE-2025-38583
MEDIUM EPSS 4.2%
Published Aug 19, 202510mo ago · Modified Jun 17, 20262w ago
5.5 CVSS 3.1
Published Aug 19, 2025 10mo ago
Last Modified Jun 17, 2026 2w ago
Description
In the Linux kernel, the following vulnerability has been resolved: clk: xilinx: vcu: unregister pll_post only if registered correctly If registration of pll_post is failed, it will be set to NULL or ERR, unregistering same will fail with following call trace: Unable to handle kernel NULL pointer dereference at virtual address 008 pc : clk_hw_unregister+0xc/0x20 lr : clk_hw_unregister_fixed_factor+0x18/0x30 sp : ffff800011923850 ... Call trace: clk_hw_unregister+0xc/0x20 clk_hw_unregister_fixed_factor+0x18/0x30 xvcu_unregister_clock_provider+0xcc/0xf4 [xlnx_vcu] xvcu_probe+0x2bc/0x53c [xlnx_vcu]
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High
Threat Intelligence
EPSS Exploit Probability
4.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available
Weaknesses 1
CWE-476 NULL Pointer Dereference Memory Safety
Affected Products 7
References 8
- git.kernel.org https://git.kernel.org/stable/c/3b0abc443ac22f7d4f61ddbbbbc5dbb06c87139d
- git.kernel.org https://git.kernel.org/stable/c/51990eecf22f446550befdfd1a9f54147eafd636
- git.kernel.org https://git.kernel.org/stable/c/7e903da71f8bec4beb7c06707900e1ed8db843ca
- git.kernel.org https://git.kernel.org/stable/c/86124c5cfceb5ac04d2fddbf1b6f7147332d96a3
- git.kernel.org https://git.kernel.org/stable/c/88bd875b7f9c3652c27d6e4bb7a23701b764f762
- git.kernel.org https://git.kernel.org/stable/c/a72b1c2d3b53e088bfaeb593949ff6fbd2cbe8ed
- git.kernel.org https://git.kernel.org/stable/c/f1a1be99d5ae53d3b404415f1665eb59e8e02a8c
- lists.debian.org https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html
Remediation
- git.kernel.org https://git.kernel.org/stable/c/3b0abc443ac22f7d4f61ddbbbbc5dbb06c87139d
- git.kernel.org https://git.kernel.org/stable/c/51990eecf22f446550befdfd1a9f54147eafd636
- git.kernel.org https://git.kernel.org/stable/c/7e903da71f8bec4beb7c06707900e1ed8db843ca
- git.kernel.org https://git.kernel.org/stable/c/86124c5cfceb5ac04d2fddbf1b6f7147332d96a3
- git.kernel.org https://git.kernel.org/stable/c/88bd875b7f9c3652c27d6e4bb7a23701b764f762
- git.kernel.org https://git.kernel.org/stable/c/a72b1c2d3b53e088bfaeb593949ff6fbd2cbe8ed
- git.kernel.org https://git.kernel.org/stable/c/f1a1be99d5ae53d3b404415f1665eb59e8e02a8c