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THREAT OPS › Threat News › [NVD] CVE-2023-52440 (CRITICAL 9.8) — In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix slub overflow in ksmbd_decode_ntlmssp_auth_blob() If authblob->SessionKey.Length is bigger than session key size(CIFS_KEY_SIZE), slub overflow can happen in key exchange codes. cifs_arc4_crypt copy t

[NVD] CVE-2023-52440 (CRITICAL 9.8) — In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix slub overflow in ksmbd_decode_ntlmssp_auth_blob() If authblob->SessionKey.Length is bigger than session key size(CIFS_KEY_SIZE), slub overflow can happen in key exchange codes. cifs_arc4_crypt copy t

lownvdPublished 2024-02-21

CVE-2023-52440 CVSS: 9.8 CRITICAL Published: 2024-02-21T08:15:45.203

In the Linux kernel, the following vulnerability has been resolved:

ksmbd: fix slub overflow in ksmbd_decode_ntlmssp_auth_blob()

If authblob->SessionKey.Length is bigger than session key size(CIFS_KEY_SIZE), slub overflow can happen in key exchange codes. cifs_arc4_crypt copy to session key array from SessionKey from client.

Indicators of compromise

Original source: https://nvd.nist.gov/vuln/detail/CVE-2023-52440