CVE-2022-49794

iio: adc: at91_adc: fix possible memory leak in at91_adc_allocate_trigger()

State: Published
Severity: Not scored
Published: May 1, 2025
Updated: May 11, 2026
Reserved: May 1, 2025

Description

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

iio: adc: at91_adc: fix possible memory leak in at91_adc_allocate_trigger()

If iio_trigger_register() returns error, it should call iio_trigger_free() to give up the reference that hold in iio_trigger_alloc(), so that it can call iio_trig_release() to free memory when the refcount hit to 0.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	0e589d5fb3172b0dde7fdad3a4829ce5352dd30d to before c3ce73f60599a483dca7becd4112508833a40ef9Affected 0e589d5fb3172b0dde7fdad3a4829ce5352dd30d to before a0d98ae5a62a7bbad8fcf9fa22e0a1274197bbc4Affected 0e589d5fb3172b0dde7fdad3a4829ce5352dd30d to before 2b29a7f2d52fb5281b30cf61c947d88bab18a29bAffected 0e589d5fb3172b0dde7fdad3a4829ce5352dd30d to before 7b75515728b628a9a7540f201efdeb8ca7299385Affected 0e589d5fb3172b0dde7fdad3a4829ce5352dd30d to before 85d2a8b287a89853c0dcfc5a97b5e9d36376fe37Affected 0e589d5fb3172b0dde7fdad3a4829ce5352dd30d to before 1bf8c0aff8fb5c4edf3ba6728e6bedbd610d7f4bAffected 0e589d5fb3172b0dde7fdad3a4829ce5352dd30d to before c27a3b6ba23350708cf5ab9962337447b51eb76dAffected 0e589d5fb3172b0dde7fdad3a4829ce5352dd30d to before 65f20301607d07ee279b0804d11a05a62a6c1a1cAffected
LinuxLinux	3.5Affected before 3.5Not affected 4.9.334 through 4.9.Not affected 4.14.300 through 4.14.Not affected 4.19.267 through 4.19.Not affected 5.4.225 through 5.4.Not affected 5.10.156 through 5.10.Not affected 5.15.80 through 5.15.Not affected 6.0.10 through 6.0.*Not affected 6.1 and laterNot affected

Product

Versions

LinuxLinux

0e589d5fb3172b0dde7fdad3a4829ce5352dd30d to before c3ce73f60599a483dca7becd4112508833a40ef9Affected
0e589d5fb3172b0dde7fdad3a4829ce5352dd30d to before a0d98ae5a62a7bbad8fcf9fa22e0a1274197bbc4Affected
0e589d5fb3172b0dde7fdad3a4829ce5352dd30d to before 2b29a7f2d52fb5281b30cf61c947d88bab18a29bAffected
0e589d5fb3172b0dde7fdad3a4829ce5352dd30d to before 7b75515728b628a9a7540f201efdeb8ca7299385Affected
0e589d5fb3172b0dde7fdad3a4829ce5352dd30d to before 85d2a8b287a89853c0dcfc5a97b5e9d36376fe37Affected
0e589d5fb3172b0dde7fdad3a4829ce5352dd30d to before 1bf8c0aff8fb5c4edf3ba6728e6bedbd610d7f4bAffected
0e589d5fb3172b0dde7fdad3a4829ce5352dd30d to before c27a3b6ba23350708cf5ab9962337447b51eb76dAffected
0e589d5fb3172b0dde7fdad3a4829ce5352dd30d to before 65f20301607d07ee279b0804d11a05a62a6c1a1cAffected

LinuxLinux

3.5Affected
before 3.5Not affected
4.9.334 through 4.9.*Not affected
4.14.300 through 4.14.*Not affected
4.19.267 through 4.19.*Not affected
5.4.225 through 5.4.*Not affected
5.10.156 through 5.10.*Not affected
5.15.80 through 5.15.*Not affected
6.0.10 through 6.0.*Not affected
6.1 and laterNot affected

References

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