CVE-2023-53799
Description
In the Linux kernel, the following vulnerability has been resolved: crypto: api - Use work queue in crypto_destroy_instance The function crypto_drop_spawn expects to be called in process context. However, when an instance is unregistered while it still has active users, the last user may cause the instance to be freed in atomic context. Fix this by delaying the freeing to a work queue.
How to fix
- Linux Linux625bf86bf53eb7a8ee60fb9dc45b272b77e5ce1c, 048545d9fc6424b0a11e7e8771225bb9afe09422, c4cb61c5f976183c07d16b0071f0c60bc212ef1f, 867a146690960ac7b89ce40f4ee60dd32eeb1682, c0dbcebc7f390ec7dbe010dcc22c60f0c6bfc26d, 9ae4577bc077a7e32c3c7d442c95bc76865c0f17 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | 6bfd48096ff8ecabf955958b51ddfa7988eb0a14 ≤ v < 625bf86bf53eb7a8ee60fb9dc45b272b77e5ce1c, 6bfd48096ff8ecabf955958b51ddfa7988eb0a14 ≤ v < 048545d9fc6424b0a11e7e8771225bb9afe09422, 6bfd48096ff8ecabf955958b51ddfa7988eb0a14 ≤ v < c4cb61c5f976183c07d16b0071f0c60bc212ef1f, 6bfd48096ff8ecabf955958b51ddfa7988eb0a14 ≤ v < 867a146690960ac7b89ce40f4ee60dd32eeb1682, 6bfd48096ff8ecabf955958b51ddfa7988eb0a14 ≤ v < c0dbcebc7f390ec7dbe010dcc22c60f0c6bfc26d, 6bfd48096ff8ecabf955958b51ddfa7988eb0a14 ≤ v < 9ae4577bc077a7e32c3c7d442c95bc76865c0f17, 2.6.19 | 625bf86bf53eb7a8ee60fb9dc45b272b77e5ce1c, 048545d9fc6424b0a11e7e8771225bb9afe09422, c4cb61c5f976183c07d16b0071f0c60bc212ef1f, 867a146690960ac7b89ce40f4ee60dd32eeb1682, c0dbcebc7f390ec7dbe010dcc22c60f0c6bfc26d, 9ae4577bc077a7e32c3c7d442c95bc76865c0f17 |
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