CVE-2025-21844

Summary

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.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxb03c8099a738a04d2343547ae6a04e5f0f63d3fa < f277e479eea3d1aa18bc712abe1d2bf3dece2e30affected
LinuxLinux858e73ff25639a0cc1f6f8d2587b62c045867e41 < f618aeb6cad2307e48a641379db610abcf593edfaffected
LinuxLinux9f528a8e68327117837b5e28b096f52af4c26a05 < 24e8e4523d3071bc5143b0db9127d511489f7b3baffected
LinuxLinux534733397da26de0303057ce0b93a22bda150365 < 9e5d99a4cf2e23c716b44862975548415fae5391affected
LinuxLinuxeec04ea119691e65227a97ce53c0da6b9b74b0b7 < a9b0b4b29877cb4dc5d0842b59b5ccbacddb85bdaffected
LinuxLinuxeec04ea119691e65227a97ce53c0da6b9b74b0b7 < 554736b583f529ee159aa95af9a0cbc12b5ffc96affected
LinuxLinuxeec04ea119691e65227a97ce53c0da6b9b74b0b7 < 860ca5e50f73c2a1cef7eefc9d39d04e275417f7affected
LinuxLinux5.10.211 < 5.10.235affected
LinuxLinux5.15.150 < 5.15.179affected
LinuxLinux6.1.69 < 6.1.130affected
LinuxLinux6.6.8 < 6.6.80affected
LinuxLinux6.7affected
LinuxLinux0 < 6.7unaffected
LinuxLinux5.10.235 <= 5.10.*unaffected
LinuxLinux5.15.179 <= 5.15.*unaffected
LinuxLinux6.1.130 <= 6.1.*unaffected
LinuxLinux6.6.80 <= 6.6.*unaffected
LinuxLinux6.12.17 <= 6.12.*unaffected
LinuxLinux6.13.5 <= 6.13.*unaffected
LinuxLinux6.14 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

CVE Program Container

Additional References

Additional References

References