kernel: ipv6: use RCU in ip6_output()

A use-after-free flaw was found in ip6finishoutput2 in net/ipv6/ip6output.c in ipv6 access. This flaw could allow an attacker to crash the system at device disconnect. This vulnerability could even lead to a kernel information leak problem...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net/sched: actskbmod: prevent kernel-infoleak The syzbot discovered that tcfskbmoddump was copying four bytes from the kernel stack to user space 1. The issue here is that ‘struct tcskbmod’ has a four-byte hole. We need to cle...

kernel: ipv6: use RCU in ip6_output()

A use-after-free flaw was found in ip6finishoutput2 in net/ipv6/ip6output.c in ipv6 access. This flaw could allow an attacker to crash the system at device disconnect. This vulnerability could even lead to a kernel information leak problem...

kernel: ipv6: use RCU in ip6_output()

A use-after-free flaw was found in ip6finishoutput2 in net/ipv6/ip6output.c in ipv6 access. This flaw could allow an attacker to crash the system at device disconnect. This vulnerability could even lead to a kernel information leak problem...

kernel: ipv6: use RCU in ip6_output()

A use-after-free flaw was found in ip6finishoutput2 in net/ipv6/ip6output.c in ipv6 access. This flaw could allow an attacker to crash the system at device disconnect. This vulnerability could even lead to a kernel information leak problem...

kernel: ipv6: use RCU in ip6_output()

A use-after-free flaw was found in ip6finishoutput2 in net/ipv6/ip6output.c in ipv6 access. This flaw could allow an attacker to crash the system at device disconnect. This vulnerability could even lead to a kernel information leak problem...

kernel: ipv6: use RCU in ip6_output()

A use-after-free flaw was found in ip6finishoutput2 in net/ipv6/ip6output.c in ipv6 access. This flaw could allow an attacker to crash the system at device disconnect. This vulnerability could even lead to a kernel information leak problem...

CVE-2026-45856

A flaw was found in the Linux kernel's Remote Direct Memory Access RDMA subsystem, specifically within the ibuverbspostsend function. A local user can exploit this vulnerability by providing an invalid work queue element size wqesize from userspace without proper validation. This can lead to an...

CVE-2026-45856

The CVE-2026-45856 issue affects the Linux kernel's RDMA/uverbs subsystem, specifically ib_uverbs_post_send. The vulnerability arises when cmd.wqe_size from userspace is not validated before kmalloc and using the allocated memory as struct ib_uverbs_send_wr, allowing an out-of-bounds read of kern...

PT-2026-43723

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The ib uverbs post send function uses the wqe size variable from userspace without validation before passing it to kmalloc. If a small value is provided for wqe size, the system may...

Astra Linux - уязвимость в linux-5.10

A flaw was discovered in btrfsgetrootref in fs/btrfs/disk-io.c within the btrfs filesystem of the Linux kernel, due to a double decrement of the reference count. This issue may allow a local attacker with user privileges to crash the system or may lead to the leakage of internal kernel informatio...

Astra Linux - уязвимость в linux, linux-5.10

A kernel information leak flaw was identified in the scsiioctl function in drivers/scsi/scsiioctl.c within the Linux kernel. This flaw allows a local attacker with special user privileges CAPSYSADMIN or CAPSYSRAWIO to cause confidentiality issues...

Astra Linux - уязвимость в linux-5.10, linux

A use-after-free flaw was discovered in vhostnetsetbackend in drivers/vhost/net.c within the virtio network subcomponent of the Linux kernel, due to a double fget operation. This flaw could allow a local attacker to cause the system to crash, and could even lead to a kernel information leak issue...

Astra Linux - уязвимость в linux, linux-5.10

A use-after-free read flaw was discovered in the sockgetsockopt function in net/core/sock.c, due to race conditions involving SOPEERCRED and SOPEERGROUPS functions when used with listen and connect in the Linux kernel. In this flaw, an attacker with user privileges could potentially crash the...

Astra Linux - уязвимость в linux-5.10, linux-6.1, linux, linux-5.15

In the Linux kernel, the following vulnerabilities have been resolved: dosysnametohandle: The use of kzalloc instead of kmalloc was corrected to prevent kernel-infoleak vulnerabilities. The syzbot identified a kernel information leak vulnerability in dosysnametohandle. The following reports were...

Astra Linux - уязвимость в linux, linux-5.10, linux-5.15

A out-of-bounds memory access flaw was discovered in the Linux kernel, specifically in the relayfilereadstartpos function within kernel/relay.c in relayfs. This flaw could allow a local attacker to crash the system or leak internal kernel information...

Astra Linux - уязвимость в linux-5.10, linux, linux-5.15

A use-after-free vulnerability was discovered in iscsiswtcpsessioncreate in drivers/scsi/iscsitcp.c within the SCSI sub-component of the Linux kernel. This flaw allows an attacker to access internal kernel information...

Astra Linux - уязвимость в linux-5.10, linux, linux-5.15

A use-after-free flaw was discovered in xgenehwmonremove in drivers/hwmon/xgene-hwmon.c within the Hardware Monitoring Linux Kernel Driver xgene-hwmon. This flaw could allow a local attacker to cause the system to crash due to a race condition. This vulnerability could even lead to a situation...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: inetdiag: fixed a kernel-infoleak issue for UDP sockets KMSAN reported a kernel-infoleak issue 1 that could be exploited by unprivileged users. After analysis, it turned out that UDP was not initializing r-idiagexpires. Other...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: wifi: Avoid exposing kernel data to user space through struct iwpoint struct iwpoint contains a 32-bit field on 64-bit architectures. c struct iwpoint void user pointer; / Pointer to the data in user space / u16 length; / Number ...