CVE-2025-21844

Description

In the Linux kernel, the following vulnerability has been resolved: smb: client: Add check for next_buffer in receive_encrypted_standard() Add check for the return value of cifs_buf_get() and cifs_small_buf_get() in receive_encrypted_standard() to prevent null pointer dereference.

Reserved 2024-12-29 | Published 2025-03-12 | Updated 2025-03-13 | Assigner Linux

Product status

Default status
unaffected

b03c8099a738a04d2343547ae6a04e5f0f63d3fa before f277e479eea3d1aa18bc712abe1d2bf3dece2e30
affected

858e73ff25639a0cc1f6f8d2587b62c045867e41 before f618aeb6cad2307e48a641379db610abcf593edf
affected

9f528a8e68327117837b5e28b096f52af4c26a05 before 24e8e4523d3071bc5143b0db9127d511489f7b3b
affected

534733397da26de0303057ce0b93a22bda150365 before 9e5d99a4cf2e23c716b44862975548415fae5391
affected

eec04ea119691e65227a97ce53c0da6b9b74b0b7 before a9b0b4b29877cb4dc5d0842b59b5ccbacddb85bd
affected

eec04ea119691e65227a97ce53c0da6b9b74b0b7 before 554736b583f529ee159aa95af9a0cbc12b5ffc96
affected

eec04ea119691e65227a97ce53c0da6b9b74b0b7 before 860ca5e50f73c2a1cef7eefc9d39d04e275417f7
affected

Default status
affected

6.7
affected

Any version before 6.7
unaffected

5.10.235
unaffected

5.15.179
unaffected

6.1.130
unaffected

6.6.80
unaffected

6.12.17
unaffected

6.13.5
unaffected

6.14-rc4
unaffected

References

git.kernel.org/...c/f277e479eea3d1aa18bc712abe1d2bf3dece2e30

git.kernel.org/...c/f618aeb6cad2307e48a641379db610abcf593edf

git.kernel.org/...c/24e8e4523d3071bc5143b0db9127d511489f7b3b

git.kernel.org/...c/9e5d99a4cf2e23c716b44862975548415fae5391

git.kernel.org/...c/a9b0b4b29877cb4dc5d0842b59b5ccbacddb85bd

git.kernel.org/...c/554736b583f529ee159aa95af9a0cbc12b5ffc96

git.kernel.org/...c/860ca5e50f73c2a1cef7eefc9d39d04e275417f7

cve.org (CVE-2025-21844)

nvd.nist.gov (CVE-2025-21844)

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