Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Scsi: UFS: Core – Fixed an issue where a “use-after-free” occurred during initialization errors. Also, removed unnecessary paths related to this issue. The devmblkcryptoprofileinit function registers a cleanup handler to be...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: ndisc: Extended RCU protection has been added to ndiscsendskb. The ndiscsendskb function can be called without holding RTNL or RCU. The rcureadlock function must be acquired earlier, so that we can use devnetrcu, and potential...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: mptcp: Ensure that sndnxt is properly initialized upon connection. Christoph reported a crash indicating that the snduna was corrupted: WARNING: CPU: 1 PID: 38 at net/mptcp/protocol.c:1005 mptcpcleanuna+0x4b3/0x620...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fbcon: A NULL pointer dereference issue was fixed in fbconputcs. syzbot has identified a NULL pointer dereference bug in fbcon. Here is the simplified C code for the reproduction of the issue: c struct param uint8t type; struct...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: atm: idt77252: prevent use after free in dequeuerx We cannot dereference “skb” after calling vcc-push, because the skb is released...