Description (CNA)
In the Linux kernel, the following vulnerability has been resolved: null_blk: fix validation of block size Block size should be between 512 and PAGE_SIZE and be a power of 2. The current check does not validate this, so update the check. Without this patch, null_blk would Oops due to a null pointer deref when loaded with bs=1536 [1]. [axboe: remove unnecessary braces and != 0 check]
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Linux / Linux | affected cedcafad8277b3a07e90bf2f68fff5c6b28a183e before 9625afe1dd4a158a14bb50f81af9e2dac634c0b1; affected cedcafad8277b3a07e90bf2f68fff5c6b28a183e before 9b873bdaae64bddade9d8c6df23c8a31948d47d0; affected cedcafad8277b3a07e90bf2f68fff5c6b28a183e before 2772ed2fc075eef7df3789906fc9dae01e4e132e; affected cedcafad8277b3a07e90bf2f68fff5c6b28a183e before 08f03186b96e25e3154916a2e70732557c770ea7; affected cedcafad8277b3a07e90bf2f68fff5c6b28a183e before f92409a9da02f27d05d713bff5f865e386cef9b3; affected cedcafad8277b3a07e90bf2f68fff5c6b28a183e before c462ecd659b5fce731f1d592285832fd6ad54053 |
| Linux / Linux | affected 4.14; unaffected 0 before 4.14; unaffected 5.10.223 through 5.10.*; unaffected 5.15.164 through 5.15.*; unaffected 6.1.101 through 6.1.*; unaffected 6.6.42 through 6.6.*; unaffected 6.9.11 through 6.9.*; unaffected 6.10 through * |
CWE
No CWE identifiers supplied.
References
- https://git.kernel.org/stable/c/9625afe1dd4a158a14bb50f81af9e2dac634c0b1
- https://git.kernel.org/stable/c/9b873bdaae64bddade9d8c6df23c8a31948d47d0
- https://git.kernel.org/stable/c/2772ed2fc075eef7df3789906fc9dae01e4e132e
- https://git.kernel.org/stable/c/08f03186b96e25e3154916a2e70732557c770ea7
- https://git.kernel.org/stable/c/f92409a9da02f27d05d713bff5f865e386cef9b3
- https://git.kernel.org/stable/c/c462ecd659b5fce731f1d592285832fd6ad54053
ADP enrichment
No English description supplied.
- https://git.kernel.org/stable/c/9625afe1dd4a158a14bb50f81af9e2dac634c0b1
- https://git.kernel.org/stable/c/9b873bdaae64bddade9d8c6df23c8a31948d47d0
- https://git.kernel.org/stable/c/2772ed2fc075eef7df3789906fc9dae01e4e132e
- https://git.kernel.org/stable/c/08f03186b96e25e3154916a2e70732557c770ea7
- https://git.kernel.org/stable/c/f92409a9da02f27d05d713bff5f865e386cef9b3
- https://git.kernel.org/stable/c/c462ecd659b5fce731f1d592285832fd6ad54053
- https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
No English description supplied.
No references supplied.