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Description

In the Linux kernel, the following vulnerability has been resolved: drivers/md/md-bitmap: check the return value of md_bitmap_get_counter() Check the return value of md_bitmap_get_counter() in case it returns NULL pointer, which will result in a null pointer dereference. v2: update the check to include other dereference

PUBLISHED Reserved 2025-09-17 | Published 2025-09-18 | Updated 2025-10-29 | Assigner Linux

Product status

Default status
unaffected

d60b479d177a5735b6b4db6ee5280ef6653f50e7 (git) before 21e9aac9a74d30907d44bae0d24c036cb3819406
affected

d60b479d177a5735b6b4db6ee5280ef6653f50e7 (git) before 5d8d046f3dba939e74e2414f009df426700430ed
affected

d60b479d177a5735b6b4db6ee5280ef6653f50e7 (git) before 100caacfa0ed26e061954c90cdc835d42f709536
affected

d60b479d177a5735b6b4db6ee5280ef6653f50e7 (git) before b621d17fe8b079574c773800148fb86907f3445d
affected

d60b479d177a5735b6b4db6ee5280ef6653f50e7 (git) before ff3b7e12bc9f50de05c9d82b5b79e23e5be888f1
affected

d60b479d177a5735b6b4db6ee5280ef6653f50e7 (git) before 99bef41f8e8d1d52b5cb34f2f193f1346192752b
affected

d60b479d177a5735b6b4db6ee5280ef6653f50e7 (git) before 3bd548e5b819b8c0f2c9085de775c5c7bff9052f
affected

Default status
affected

3.5
affected

Any version before 3.5
unaffected

4.19.270 (semver)
unaffected

5.4.229 (semver)
unaffected

5.10.163 (semver)
unaffected

5.15.86 (semver)
unaffected

6.0.16 (semver)
unaffected

6.1.2 (semver)
unaffected

6.2 (original_commit_for_fix)
unaffected

References

git.kernel.org/...c/21e9aac9a74d30907d44bae0d24c036cb3819406

git.kernel.org/...c/5d8d046f3dba939e74e2414f009df426700430ed

git.kernel.org/...c/100caacfa0ed26e061954c90cdc835d42f709536

git.kernel.org/...c/b621d17fe8b079574c773800148fb86907f3445d

git.kernel.org/...c/ff3b7e12bc9f50de05c9d82b5b79e23e5be888f1

git.kernel.org/...c/99bef41f8e8d1d52b5cb34f2f193f1346192752b

git.kernel.org/...c/3bd548e5b819b8c0f2c9085de775c5c7bff9052f

cve.org (CVE-2022-50402)

nvd.nist.gov (CVE-2022-50402)

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