Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

A issue was discovered in ksmbd within the Linux kernel before version 6.6.10. The smb2getdataarealen function in fs/smb/server/smb2misc.c can lead to an out-of-bounds access via smbstrndupfromutf16, due to improper handling of the relationship between the Name data and the CreateContexts data...

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

In the Linux kernel, the following vulnerabilities have been resolved: TLS: Fixed a race condition between TX work scheduling and socket closure. Similar to previous commits, the submitting thread recvmsg/sendmsg may exit as soon as the async crypto handler’s call completes. Reordering the...

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

Integer overflow or wrap-up vulnerability in the Linux kernel on Linux, x86, and ARM md, raid, raid5 modules allows for forced integer overflow...

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

In the Linux kernel, the following vulnerability has been resolved: TCP: Make sure to lock the acceptqueue’s spinlocks once. When I run SyZ’s reproduction C program locally, it causes the following issue: pvqspinlock: Lock 0xffff9d181cd5c660 has corrupted value 0x0! WARNING: CPU: 19; PID: 21160;...

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

In the Linux kernel, the following vulnerability has been resolved: net/smc: Fixed an illegal access to rmbdesc during SMC-D connection dumping. A crash was detected when dumping SMC-D connections. This issue can be reproduced by performing the following steps: 1. Run the nginx/wrk test: smcrun...

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

In the Linux kernel, the following vulnerabilities have been resolved: hwmon: coretemp Fixed out-of-bounds memory access. Fixed a bug where pdata-cpumap was set before the out-of-bounds check. This issue may occur on systems with more than 128 cores per package...

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

In the Linux kernel, the following vulnerabilities have been resolved: llc: Calling sockorphan at the release time syzbot reported an interesting trace 1 caused by a stale pointer to sk-skwq in a closed llc socket. In the commit ff7b11aa481f "net: socket: setting sock-sk to NULL after calling...

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

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: Anonymous sets are never used with a timeout flag from the user space; this behavior should be rejected. An exception to this rule is when using NFTSETEVAL, to ensure that legacy metering mechanisms continue ...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: x86/fpu: No longer rely on user space for information that could lead to faults in the xsave buffer. Before this change, the expected size of the user space buffer was taken from fxsw-xstatesize. fxsw-xstatesize can be changed fr...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: HID: intel-ish-hid: ipc: Disabling and re-enabling the ACPI GPE bit The EHL Elkhart Lake-based platforms provide an out-of-band service that allows devices to wake up when the system is in the S5 Soft-Off state. This out-of-band...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Rejects redirects of skmsg messages to non-TCP sockets With a SOCKMAP/SOCKHASH map and a skmsg program, users can direct messages sent from one TCP socket s1 to actually exiting from another TCP socket s2...

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

In the Linux kernel, the following vulnerabilities have been resolved: net: usb: smsc75xx: Fixed access to uninitvalue in smsc75xxreadreg syzbot reported the following issues with access to uninitvalue: ===================================================== BUG: KMSAN: uninitvalue in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm/slabcommon: The corruption of the slabcaches list after kmemcacheDestroy has been fixed. After the commit in “Fixes…”, if a module that creates a slab cache does not release all of its allocated objects before destroying the...

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

In the Linux kernel, the following vulnerability has been resolved: serial: 8250port: Check IRQ data before use If the leaf driver wishes to use IRQ polling irq = 0, and the IIR register indicates that an interrupt occurred in the 8250 hardware, the IRQ data can be NULL. In such cases, we need to...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: x86/mm, kexec, ima: Use memblockfreelate instead of imafreekexecbuffer. The code that calls imafreekexecbuffer is executed long after the memblock allocator has already been removed. This could lead to a use-after-free in...

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

A use-after-free vulnerability exists in the netfilter component of the Linux kernel’s code, specifically the nftables module. This vulnerability can be exploited to achieve local privilege escalation. Due to a race condition between the netlink control plane transaction and the garbage collectio...

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

In the Linux kernel, the following vulnerability has been resolved: um: time-travel: fix time corruption In the “basic” time-travel mode without =inf-cpu or =ext, we still encounter timer interrupts. These can occur at arbitrary times, for example, while inside the timerread function, which simpl...

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

In the drivers/md/dm-table.c file, the dmtablecreate function in the Linux kernel from version 6.7.4 onwards may attempt to allocate more than INTMAX bytes using alloctargets. This can lead to a crash due to a missing check for the struct dmioctl.targetcount structure...

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

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential OOBs in smb2parsecontexts Validate offsets and lengths before dereferencing create contexts in smb2parsecontexts. This fixes following oops when accessing invalid create contexts from server: BUG: unabl...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: spmi: mediatek – Fixed UAF issue when removing devices The pmif driver data containing the clocks is allocated together with spmicontroller. When a device is removed, spmicontroller is freed first, and then the devices, including...