CVE-2022-49915

Description

In the Linux kernel, the following vulnerability has been resolved: mISDN: fix possible memory leak in mISDN_register_device() Afer commit 1fa5ae857bb1 ("driver core: get rid of struct device's bus_id string array"), the name of device is allocated dynamically, add put_device() to give up the reference, so that the name can be freed in kobject_cleanup() when the refcount is 0. Set device class before put_device() to avoid null release() function WARN message in device_release().

Reserved 2025-05-01 | Published 2025-05-01 | Updated 2025-05-04 | Assigner Linux

Product status

Default status
unaffected

1fa5ae857bb14f6046205171d98506d8112dd74e before d1d1aede313eb2b9a84afd60ff6cfb7c33631e0e
affected

1fa5ae857bb14f6046205171d98506d8112dd74e before 080aabfb29b2ee9cbb8894a1d039651943d3773e
affected

1fa5ae857bb14f6046205171d98506d8112dd74e before a636fc5a7cabd05699b5692ad838c2c7a3abec7b
affected

1fa5ae857bb14f6046205171d98506d8112dd74e before 2ff6b669523d3b3d253a044fa9636a67d0694995
affected

1fa5ae857bb14f6046205171d98506d8112dd74e before e77d213843e67b4373285712699b692f9c743f61
affected

1fa5ae857bb14f6046205171d98506d8112dd74e before 029d5b7688a2f3a86f2a3be5a6ba9cc968c80e41
affected

1fa5ae857bb14f6046205171d98506d8112dd74e before 0d4e91efcaee081e919b3c50e875ecbb84290e41
affected

1fa5ae857bb14f6046205171d98506d8112dd74e before e7d1d4d9ac0dfa40be4c2c8abd0731659869b297
affected

Default status
affected

2.6.30
affected

Any version before 2.6.30
unaffected

4.9.333
unaffected

4.14.299
unaffected

4.19.265
unaffected

5.4.224
unaffected

5.10.154
unaffected

5.15.78
unaffected

6.0.8
unaffected

6.1
unaffected

References

git.kernel.org/...c/d1d1aede313eb2b9a84afd60ff6cfb7c33631e0e

git.kernel.org/...c/080aabfb29b2ee9cbb8894a1d039651943d3773e

git.kernel.org/...c/a636fc5a7cabd05699b5692ad838c2c7a3abec7b

git.kernel.org/...c/2ff6b669523d3b3d253a044fa9636a67d0694995

git.kernel.org/...c/e77d213843e67b4373285712699b692f9c743f61

git.kernel.org/...c/029d5b7688a2f3a86f2a3be5a6ba9cc968c80e41

git.kernel.org/...c/0d4e91efcaee081e919b3c50e875ecbb84290e41

git.kernel.org/...c/e7d1d4d9ac0dfa40be4c2c8abd0731659869b297

cve.org (CVE-2022-49915)

nvd.nist.gov (CVE-2022-49915)

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