CVE-2025-21930

Published: Apr 1, 2025

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: don't try to talk to a dead firmware This fixes: bad state = 0 WARNING: CPU: 10 PID: 702 at drivers/net/wireless/inel/iwlwifi/iwl-trans.c:178 iwl_trans_send_cmd+0xba/0xe0 [iwlwifi] Call Trace: <TASK> ? __warn+0xca/0x1c0 ? iwl_trans_send_cmd+0xba/0xe0 [iwlwifi 64fa9ad799a0e0d2ba53d4af93a53ad9a531f8d4] iwl_fw_dbg_clear_monitor_buf+0xd7/0x110 [iwlwifi 64fa9ad799a0e0d2ba53d4af93a53ad9a531f8d4] _iwl_dbgfs_fw_dbg_clear_write+0xe2/0x120 [iwlmvm 0e8adb18cea92d2c341766bcc10b18699290068a] Ask whether the firmware is alive before sending a command.

Vendor	Product	Versions
Linux	Linux	affected `268712dc3b344f3a835211e5846e6ebfd7a13cbd - < 437e93ecd40754f9e938d524daf52a10c589e2d4` affected `268712dc3b344f3a835211e5846e6ebfd7a13cbd - < e7c31a3f4f27d61b9ccd894a7bf4690f137da0ec` affected `268712dc3b344f3a835211e5846e6ebfd7a13cbd - < d73d2c6e3313f0ba60711ab4f4b9044eddca9ca5`
Linux	Linux	affected `6.8` unaffected `0 - < 6.8` unaffected `6.12.19 - <= 6.12.` unaffected `6.13.7 - <= 6.13.` unaffected `6.14 - <= *`

References

https://git.kernel.org/stable/c/437e93ecd40754f9e938d524daf52a10c589e2d4

https://git.kernel.org/stable/c/e7c31a3f4f27d61b9ccd894a7bf4690f137da0ec

https://git.kernel.org/stable/c/d73d2c6e3313f0ba60711ab4f4b9044eddca9ca5

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CVE-2025-21930

Description

Affected Products

References