kernel: Fix of 42 CVEs

Bluetooth: hcisysfs: Fix attempting to call deviceadd multiple times CVE-2022-50419 - firewire: net: fix use after free in fwnetfinishincomingpacket CVE-2023-53432 - wifi: brcmfmac: fix use-after-free bug in brcmfnetdevstartxmit CVE-2022-50408 - wifi: brcmfmac: slab-out-of-bounds read in...

CLSA-2025-1742471200 kernel: Fix of 21 CVEs

net: defer final 'struct net' free in netns dismantle CVE-2024-56658 - smb: client: fix potential deadlock when releasing mids CVE-2023-52757 - tcp/dccp: Don't use timerpending in reqskqueueunlink. CVE-2024-50154 - ALSA: 6fire: Release resources at card release CVE-2024-53239 - smb: client: fix...

Astra Linux – vulnerability in linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential UAF in cifsdumpfullkey Skip sessions that are being teared down status == SESEXITING to avoid UAF...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ksmbd: The issue of a null pointer dereference error in generateencryptionkey has been fixed. If a client sends two session setups with KRB5 authentication to ksmbd, a null pointer dereference error in generateencryptionkey can...

Astra Linux – vulnerability in linux, linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix buffer overflow when parsing NFS reparse points ReparseDataLength is the sum of the InodeType size and DataBuffer size. To determine the DataBuffer size, it is necessary to subtract the InodeType size from...

Astra Linux – vulnerability in linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix user-after-free from session log off There is a race condition between smb2 session log off and smb2 session setup. This causes user-after-free from session log off. This add sessionlock when setting SMB2SESSIONEXPIRED...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: smb/client: avoid dereferencing rdata=NULL in smb2newreadreq This occurs when the function is called from SMB2read while using rdma and reaches the rdmareadwritethreshold...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: smb: client: fixed potential OOBs in smb2ParseContexts Validated offsets and lengths before dereferencing to create contexts in smb2ParseContexts. This fix addresses the following OOPs when accessing invalid create contexts fr...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix oops due to unset link speed It is not guaranteed that NETWORKINTERFACEINFO::LinkSpeed will always be set by the server. Therefore, the client must handle any possible values and prevent such oopses from occurrin...

Astra Linux – vulnerability in linux-5.15

In the Linux kernel, the following vulnerability has been resolved: ksmbd: call rcubarrier in ksmbdserverexit The race condition issue is triggered by the race between closing a connection and rmmod. In ksmbd, rcubarrier is not called at module unload time; thus, nothing prevents ksmbd from being...

Astra Linux – vulnerability in linux-5.15

A flaw was found in the Linux kernel’s ksmbd, a high-performance in-kernel SMB server. The specific flaw resides in how SMB2TREECONNECT and SMB2QUERYINFO commands are processed. The issue stems from a lack of proper validation of a pointer prior to accessing it. An attacker can exploit this...

Astra Linux – vulnerability in linux-5.15

In the Linux kernel, the following vulnerability has been resolved: cifs: fix small mempool leak in SMB2negotiate In some cases of failure dialect mismatches in SMB2negotiate, after the request is sent, the checks would return -EIO when they should rather set rc = -EIO and jump to negexit to free...

Astra Linux – vulnerability in linux-5.10, linux-5.15, linux

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix oops due to uncleared server-smbdconn in reconnect In smbddestroy, clear the server-smbdconn pointer after freeing the smbdconnection struct it points to, so that reconnection does not get confused...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbdsessionrpcopen A UAF issue may occur due to a race condition between ksmbdsessionrpcopen and sessionrpcclose. Add rpclock to the session to protect it...

Astra Linux – vulnerability in linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent out-of-bounds stream writes by validating pos ksmbdvfsstreamwrite did not validate whether the write offset pos was within the bounds of the existing stream data length vlen. If pos was greater than or equal to vle...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: smb: Client: Fixed a potential Use-after-Free UAF in smb2isvalidoplockbreak. Skipped sessions that are being torn down status == SESEXITING to avoid UAF...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Do not log keys in SMB3 signing and encryption key generation When KSMBDDEBUGAUTH logging is enabled, generatesmb3signingkey and generatesmb3encryptionkey log the session, signing, encryption, and decryption key bytes...

Astra Linux – vulnerability in linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free in cifsoplockbreak A race condition can occur in cifsoplockbreak leading to a use-after-free of the cinode structure when unmounting: cifsoplockbreak cifsFileInfoputcfile cifsFileInfoputfinal...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: smb: Client: Fixed an error in parsing OOB read responses for symlinks. When a CREATE command returns STATUSSTOPPEDONSYMLINK, the smb2checkmessage function returns success without performing any length validation. As a result,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: TCP: fixed page frag corruption upon a page fault. Steffen reported a corruption of the TCP stream for HTTP requests served by the Apache web-server, using a CIFS mount-point and the corresponding file’s memory mapping. The root...