clk: xilinx: vcu: unregister pll_post only if registered correctly
3Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackepss 0.2%
probabilidade de exploração
0.2%top 95% das CVEs
exploração observada
nãonenhuma fonte reporta
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]
Produtos afetados
Linux · LinuxReferências
https://git.kernel.org/stable/c/3b0abc443ac22f7d4f61ddbbbbc5dbb06c87139dhttps://git.kernel.org/stable/c/51990eecf22f446550befdfd1a9f54147eafd636https://git.kernel.org/stable/c/7e903da71f8bec4beb7c06707900e1ed8db843cahttps://git.kernel.org/stable/c/86124c5cfceb5ac04d2fddbf1b6f7147332d96a3https://git.kernel.org/stable/c/88bd875b7f9c3652c27d6e4bb7a23701b764f762https://git.kernel.org/stable/c/a72b1c2d3b53e088bfaeb593949ff6fbd2cbe8edhttps://git.kernel.org/stable/c/f1a1be99d5ae53d3b404415f1665eb59e8e02a8chttps://lists.debian.org/debian-lts-announce/2025/10/msg00008.html