linux: In the Linux kernel, the following vulnerability has been resolved: drm/meson: fix shutdown crash when component not...
CVE-2021-47165 is fixed in linux on 1 platform, first by DEBIAN-CVE-2021-47165, released March 25, 2024. It is not reported as exploited. Patch Radar priority: Routine.
In the Linux kernel, the following vulnerability has been resolved: drm/meson: fix shutdown crash when component not probed When main component is not probed, by example when the dw-hdmi module is not loaded yet or in probe defer, the following crash appears on shutdown: Unable to handle kernel NULL pointer dereference at virtual address 0000000000000038 ... pc : meson_drv_shutdown+0x24/0x50 lr : platform_drv_shutdown+0x20/0x30 ... Call trace: meson_drv_shutdown+0x24/0x50 platform_drv_shutdown+0x20/0x30 device_shutdown+0x158/0x360 kernel_restart_prepare+0x38/0x48 kernel_restart+0x18/0x68 __do_sys_reboot+0x224/0x250 __arm64_sys_reboot+0x24/0x30 ... Simply check if the priv struct has been allocated before using it.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| linux · Debian 12.15 (bookworm) | 5.14.6-1 | DEBIAN-CVE-2021-47165 | Mar 25, 2024 |
| linux · Debian 13.5 (trixie) | 5.14.6-1 | DEBIAN-CVE-2021-47165 | Mar 25, 2024 |
| linux · Debian 14 | 5.14.6-1 | DEBIAN-CVE-2021-47165 | Mar 25, 2024 |
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