CVE-2024-27412

Summary

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

power: supply: bq27xxx-i2c: Do not free non existing IRQ

The bq27xxx i2c-client may not have an IRQ, in which case client->irq will be 0. bq27xxx_battery_i2c_probe() already has an if (client->irq) check wrapping the request_threaded_irq().

But bq27xxx_battery_i2c_remove() unconditionally calls free_irq(client->irq) leading to:

[ 190.310742] ————[ cut here ]———— [ 190.310843] Trying to free already-free IRQ 0 [ 190.310861] WARNING: CPU: 2 PID: 1304 at kernel/irq/manage.c:1893 free_irq+0x1b8/0x310

Followed by a backtrace when unbinding the driver. Add an if (client->irq) to bq27xxx_battery_i2c_remove() mirroring probe() to fix this.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux76d2ed844def0cb8704d766924b07b2a918b3e30 < d4d813c0a14d6bf52d810a55db06a2e7e3d98eaaaffected
LinuxLinuxdafe9136be7b7fc30f1f3ca410c15b7cc65bee44 < 7394abc8926adee6a817bab10797e0adc898af77affected
LinuxLinux1da9a4b55a6688e3a30c16d0cf2e7c6a90a684fb < d7acc4a569f5f4513120c85ea2b9f04909b7490faffected
LinuxLinuxe01820a94aea99296e500f54b3f36a2985061045 < e601ae81910ce6a3797876e190a2d8ef6cf828bcaffected
LinuxLinuxe65fee45687fa2109e03056a696dc7d68a151296 < cefe18e9ec84f8fe3e198ccebb815cc996eb9797affected
LinuxLinux444ff00734f3878cd54ddd1ed5e2e6dbea9326d5 < fbca8bae1ba79d443a58781b45e92a73a24ac8f8affected
LinuxLinux444ff00734f3878cd54ddd1ed5e2e6dbea9326d5 < 083686474e7c97b0f8b66df37fcb64e432e8b771affected
LinuxLinux444ff00734f3878cd54ddd1ed5e2e6dbea9326d5 < 2df70149e73e79783bcbc7db4fa51ecef0e2022caffected
LinuxLinuxca4a2ddd2e69ca82ca5992d4c49649b2cbac3b74affected
LinuxLinux28960625adaaf3fa3d83c8d3596661d2576d0a83affected
LinuxLinux4.19.284 < 4.19.309affected
LinuxLinux5.4.244 < 5.4.271affected
LinuxLinux5.10.181 < 5.10.212affected
LinuxLinux5.15.114 < 5.15.151affected
LinuxLinux6.1.31 < 6.1.81affected
LinuxLinux4.14.316 < 4.15affected
LinuxLinux6.3.5 < 6.4affected
LinuxLinux6.4affected
LinuxLinux0 < 6.4unaffected
LinuxLinux4.19.309 <= 4.19.*unaffected
LinuxLinux5.4.271 <= 5.4.*unaffected
LinuxLinux5.10.212 <= 5.10.*unaffected
LinuxLinux5.15.151 <= 5.15.*unaffected
LinuxLinux6.1.81 <= 6.1.*unaffected
LinuxLinux6.6.21 <= 6.6.*unaffected
LinuxLinux6.7.9 <= 6.7.*unaffected
LinuxLinux6.8 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

CVE Program Container

Additional References

References