Astra Linux – Vulnerability in Linux 5.15

A issue was discovered in ksmbd within the Linux kernel versions 5.15 through 5.19, prior to 5.19.2. There is an out-of-bounds read and an OOPS error for SMB2write, when a large length is present in the zero DataOffset case. source-iocs-preserved const=SMB2WRITE...

Astra Linux – Vulnerability in Linux 5.15

A issue was discovered in ksmbd within the Linux kernel versions 5.15 through 5.18, prior to 5.18.18. fs/ksmbd/smb2pdu.c lacks length validation in the non-padding case of smb2write...

CVE-2026-43362

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix in-place encryption corruption in SMB2write SMB2write places write payload in iov1..n as part of rqiov. smb3inittransformrq pointer-shares rqiov, so cryptmessage encrypts iov1 in-place, replacing the original...

CVE-2026-43362 smb: client: fix in-place encryption corruption in SMB2_write()

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix in-place encryption corruption in SMB2write SMB2write places write payload in iov1..n as part of rqiov. smb3inittransformrq pointer-shares rqiov, so cryptmessage encrypts iov1 in-place, replacing the original...

CVE-2026-43362

CVE-2026-43362 affects the Linux kernel SMB client by an in-place encryption flaw in SMB2_write(), where the write payload could be replaced with ciphertext during retries on unstable connections. The root cause is that smb3_init_transform_rq() shares rq_iov, causing crypt_message() to in-place-e...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013450)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013450 advisory. An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.18 before 5.18.18. fs/ksmbd/smb2pdu.c lacks length validation in the non-padding case in smb2writ...

DEBIAN-CVE-2023-3865

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix out-of-bound read in smb2write ksmbdsmb2checkmessage doesn't validate hdr-NextCommand. If -NextCommand is bigger than Offset + Length of smb2 write, It will allow oversized smb2 write length. It will cause OOB read in...

Linux Distros Unpatched Vulnerability : CVE-2023-3865

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix out-of-bound read in smb2write ksmbdsmb2checkmessage doesn't validate...

Linux Distros Unpatched Vulnerability : CVE-2022-47940

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.18 before 5.18.18. fs/ksmbd/smb2pdu.c lacks length validation in the non-padding case in...

fs/ksmbd/smb2pdu.c smb2_write() Data Compromise

The vulnerability of the smb2write function in the fs/ksmbd/smb2pdu.c module is related to writing beyond the buffer boundaries. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the protected information...

SUSE CVE-2023-3865

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix out-of-bound read in smb2write ksmbdsmb2checkmessage doesn't validate hdr-NextCommand. If -NextCommand is bigger than Offset + Length of smb2 write, It will allow oversized smb2 write length. It will cause OOB read in...

SUSE CVE-2019-15919

An issue was discovered in the Linux kernel before 5.0.10. SMB2write in fs/cifs/smb2pdu.c has a use-after-free...

SUSE CVE-2022-47940

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.18 before 5.18.18. fs/ksmbd/smb2pdu.c lacks length validation in the non-padding case in smb2write...

SUSE CVE-2022-47943

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. There is an out-of-bounds read and OOPS for SMB2WRITE, when there is a large length in the zero DataOffset case...

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.18 before 5.18.18. fs/ksmbd/smb2pdu.c lacks length validation in the non-padding case in smb2_write.

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An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. There is an out-of-bounds read and OOPS for SMB2_WRITE when there is a large length in the zero DataOffset case.

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ksmbd SMB2 Write Disclosure DoS

The vulnerability of the smb2write function fs/ksmbd/smb2pdu.c in the ksmbd module of the Linux operating system relates to the ability to read data beyond the buffer boundaries in memory. Exploiting this vulnerability can allow a remote attacker to disclose sensitive information or cause service...

AZL-12109 CVE-2022-47943 affecting package kernel for versions less than 5.15.86.1-1

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. There is an out-of-bounds read and OOPS for SMB2WRITE, when there is a large length in the zero DataOffset case...

UBUNTU-CVE-2022-47943

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. There is an out-of-bounds read and OOPS for SMB2WRITE, when there is a large length in the zero DataOffset case...

AZL-12095 CVE-2022-47940 affecting package kernel for versions less than 5.15.92.1-2

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.18 before 5.18.18. fs/ksmbd/smb2pdu.c lacks length validation in the non-padding case in smb2write...