CVE-2026-46155 smb/client: fix out-of-bounds read in smb2_compound_op()

In the Linux kernel, the following vulnerability has been resolved: smb/client: fix out-of-bounds read in smb2compoundop If a server sends a truncated response but a large OutputBufferLength, and terminates the EA list early, checkwsleas returns success without validating that the entire...

CVE-2026-46155 smb/client: fix out-of-bounds read in smb2_compound_op()

In the Linux kernel, the following vulnerability has been resolved: smb/client: fix out-of-bounds read in smb2compoundop If a server sends a truncated response but a large OutputBufferLength, and terminates the EA list early, checkwsleas returns success without validating that the entire...

CVE-2026-45972 smb: client: fix potential UAF and double free in smb2_open_file()

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential UAF and double free in smb2openfile Zero out @erriov and @errbuftype before retrying SMB2open to prevent an UAF bug if @data != NULL, otherwise a double free...

PT-2026-43839

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A Use-After-Free UAF and double free issue exists in the SMB client. The problem occurs within the smb2 open file function when retrying SMB2 open. If the data variable is not null, a UA...

CVE-2026-45972

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential UAF and double free in smb2openfile Zero out @erriov and @errbuftype before retrying SMB2open to prevent an UAF bug if @data != NULL, otherwise a double free...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: smb: client: fixed a use-after-free in smb2queryinfocompound The following UAF was triggered when running fstests generic/072 with KASAN enabled against Windows Server 2022 and mount options “multichannel, maxChannels=2,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: smb: client: Fixed an oops due to uninitialized variables in smb2unlink. If SMB2openinit or SMB2closeinit fails e.g., due to reconnection, the iovs structure @rqst may remain uninitialized. As a result, calling SMB2openfree,...

SUSE CVE-2026-43378

In the Linux kernel, the following vulnerability has been resolved: smb: server: fix use-after-free in smb2open The opinfo pointer obtained via rcudereferencefp-fopinfo is dereferenced after rcureadunlock, creating a use-after-free window...

openSUSE 16 Security Update : wireshark (openSUSE-SU-2026:20685-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:20685-1 advisory. This update for wireshark fixes the following issues - CVE-2026-3201: missing limit checks in USB HID protocol dissector's parsereportdescriptor...

OESA-2026-2226 wireshark security update

Wireshark is an open source tool for profiling network traffic and analyzing packets. Such a tool is often referred to as a network analyzer, network protocol analyzer or sniffer. Security Fixes: ICMPv6 PvD protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of...

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-2026-43378

In the Linux kernel, the following vulnerability has been resolved: smb: server: fix use-after-free in smb2open The opinfo pointer obtained via rcudereferencefp-fopinfo is dereferenced after rcureadunlock, creating a use-after-free window...

CVE-2026-43378 smb: server: fix use-after-free in smb2_open()

In the Linux kernel, the following vulnerability has been resolved: smb: server: fix use-after-free in smb2open The opinfo pointer obtained via rcudereferencefp-fopinfo is dereferenced after rcureadunlock, creating a use-after-free window...

CVE-2026-43378 smb: server: fix use-after-free in smb2_open()

In the Linux kernel, the following vulnerability has been resolved: smb: server: fix use-after-free in smb2open The opinfo pointer obtained via rcudereferencefp-fopinfo is dereferenced after rcureadunlock, creating a use-after-free window...

CVE-2026-43378

CVE-2026-43378 affects the Linux kernel SMB server (smb2_open). A use-after-free arises because the opinfo pointer obtained via rcu_dereference(fp->f_opinfo) is dereferenced after rcu_read_unlock(), creating a use-after-free window. Multiple sources (SUSE, Red Hat, Debian OSV, Ubuntu, Debian t...

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...

PT-2026-39039

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the SMB server component. The opinfo pointer, obtained through the rcu dereferencefp-f opinfo function, is dereferenced after the rcu read unlock functio...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the pointer opinfo obtained through rcudereference in smb2open being rereferenced after rcureadunlock,...

SUSE CVE-2026-31708

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix OOB read in smb2ioctlqueryinfo QUERYINFO path smb2ioctlqueryinfo has two response-copy branches: PASSTHRUFSCTL and the default QUERYINFO path. The QUERYINFO branch clamps qi.inputbufferlength to the server-report...