CVE-2022-49915
mISDN: fix possible memory leak in mISDN_register_device()
CVSS Score
5.5
EPSS Score
0.0%
EPSS Percentile
0th
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().
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | May 1, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
1fa5ae857bb14f6046205171d98506d8112dd74e < d1d1aede313eb2b9a84afd60ff6cfb7c33631e0e 1fa5ae857bb14f6046205171d98506d8112dd74e < 080aabfb29b2ee9cbb8894a1d039651943d3773e 1fa5ae857bb14f6046205171d98506d8112dd74e < a636fc5a7cabd05699b5692ad838c2c7a3abec7b 1fa5ae857bb14f6046205171d98506d8112dd74e < 2ff6b669523d3b3d253a044fa9636a67d0694995 1fa5ae857bb14f6046205171d98506d8112dd74e < e77d213843e67b4373285712699b692f9c743f61 1fa5ae857bb14f6046205171d98506d8112dd74e < 029d5b7688a2f3a86f2a3be5a6ba9cc968c80e41 1fa5ae857bb14f6046205171d98506d8112dd74e < 0d4e91efcaee081e919b3c50e875ecbb84290e41 1fa5ae857bb14f6046205171d98506d8112dd74e < e7d1d4d9ac0dfa40be4c2c8abd0731659869b297
Linux / Linux
2.6.30
References
git.kernel.org: https://git.kernel.org/stable/c/d1d1aede313eb2b9a84afd60ff6cfb7c33631e0e git.kernel.org: https://git.kernel.org/stable/c/080aabfb29b2ee9cbb8894a1d039651943d3773e git.kernel.org: https://git.kernel.org/stable/c/a636fc5a7cabd05699b5692ad838c2c7a3abec7b git.kernel.org: https://git.kernel.org/stable/c/2ff6b669523d3b3d253a044fa9636a67d0694995 git.kernel.org: https://git.kernel.org/stable/c/e77d213843e67b4373285712699b692f9c743f61 git.kernel.org: https://git.kernel.org/stable/c/029d5b7688a2f3a86f2a3be5a6ba9cc968c80e41 git.kernel.org: https://git.kernel.org/stable/c/0d4e91efcaee081e919b3c50e875ecbb84290e41 git.kernel.org: https://git.kernel.org/stable/c/e7d1d4d9ac0dfa40be4c2c8abd0731659869b297