Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ftrace: The soft lockup issue in ftracemoduleenable has been fixed. A soft lockup was observed when loading the amdgpu module. If a module contains many functions that can be traced, multiple calls to kallsymslookup may take too...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: fixed the crash issue for the zero copy XDPTX action. There is a crash issue when running the zero copy XDPTX action. The crash log is as follows: 216.122464 Unable to handle kernel paging request at virtual address...

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

In the Linux kernel, the following vulnerabilities have been resolved: NFSv4: Prevent NULL-pointer dereference in nfs42completecopies On the node of an NFS client, some files saved in the mountpoint of the NFS server were copied to another location of the same NFS server. Accidentally, the...

Astra Linux – Vulnerability in unbound

Unbound before version 1.9.5 allows assertion failures and denial of service in dnamepktcopy due to an invalid packet. NOTE: The vendor disputes that this is a vulnerability. Although the code may be vulnerable, an ongoing Unbound installation cannot be remotely or locally exploited...

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: VMCI: Fixed a runtime warning from memcpy in dgdispatchashost. Syzkaller encountered a “WARNING in dgdispatchashost” bug. memcpy: A field-spanning write was detected size 56 for a single field “&dginfo-msg” in...

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

In the Linux kernel, the following vulnerability has been resolved: hwrng: core – Fix page fault deadlock on mmap-ed hwrng There is a dead-lock in the hwrng device read path. This occurs when the user reads from /dev/hwrng into memory, and at the same time, /dev/hwrng is also mapped into memory...

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

In the Linux kernel, the following vulnerability has been resolved: nouveau/dmem: Fixed the vulnerability in the migratetoram function when there is a copy error. The nouveaudmemcopyone function ensures that the copy push command is sent to the device’s firmware, but it does not track whether the...

Astra Linux – Vulnerability in libsdl2

SDL Simple DirectMediaLayer from version 2.0.12 has an integer overflow issue, which leads to heap corruption when using SDLBlitCopy in the video/SDLblitcopy.c file, due to a specially crafted .BMP file...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net/sched: fixed the lockdep issue in qdisctreereducebacklog qdisctreereducebacklog is called with the qdisc lock held, not RTNL. We must use qdisclookuprcu instead of qdisclookup syzbot reported: WARNING: suspicious RCU usage...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: hrtimers: Timers queued after CPUHPAPHRTIMERSDYING are forced to be migrated away from the dying CPU to any online target. This is done to avoid delaying bandwidth timer handling tasks related to CPU hotplug progress. However,...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: AppArmor: A memory leak has been fixed in multitransactionnew. In multitransactionnew, the variable t is not freed or passed away after a failure in the copyfromusert-data, buf, size operation. This could lead to a memory leak...

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

In the Linux kernel, the following vulnerabilities have been resolved: hfsplus: fixed an issue with uninit-value in copyname Bug reported by syzbot BUG: KMSAN: uninit-value in sizedstrscpy+0xc4/0x160 sizedstrscpy+0xc4/0x160 copyname+0x2af/0x320 fs/hfsplus/xattr.c:411 hfspluslistxattr+0x11e9/0x1a5...

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

In the Linux kernel, the following vulnerability has been resolved: The issue with bitmap corruption when using CLOSERANGEUNSHARE in closerange has been fixed. The function copyfdbitmapsnew, old, count is expected to copy the first count/BITSPERLONG bits from old-fullfdsbits and fill the rest wit...

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

In the Linux kernel, the following vulnerabilities have been resolved: - In the net subsystem, do not delay the execution of dstentriesadd within dstrelease. - dstentriesadd uses data per-core that might be freed during the dismantling of ip6routenetexit, by calling dstentriesdestroy. Before...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: net/packet: fixed a slab-out-of-bounds access in packetrecvmsg syzbot found that when an AFPACKET socket uses PACKETCOPYTHRESH and mmap operations, tpacketrcv queues skbs with garbage in skb-cb, causing an excessive copy...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Avoid field-overflowing memcpy In preparation for FORTIFYSOURCE, we are performing compile-time and run-time field bounds checking for memcpy, memmove, and memset. Avoid intentionally writing across neighboring fields...

Astra Linux – Vulnerability in NTP

In the file libntp/mstolfp.c, within the NTP version 4.2.8p15, there is a buffer overflow vulnerability when copying the trailing number. An attacker may be able to exploit this vulnerability against a client’s NTPQ process, but they cannot exploit it against ntpd...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fbdev: smscufx – The data passed through ioctl is copied to the kernel’s space properly. The UFXIOCTLREPORTDAMAGE ioctl does not copy data from user space to the kernel’s space properly. Instead, it directly references the memory...

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

In the Linux kernel, the following vulnerability has been resolved: net: core: Reject skbcopyexpand for fraglist GSO skbs. SKBGSOFRAGLIST values must not be linearized; otherwise, they become invalid. Return NULL if such an skb is passed to skbcopy or skbcopyexpand, in order to prevent a crash...

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

In the Linux kernel, the following vulnerability has been resolved: sparc: fixed inaccurate exception reporting in copyfromtouser for UltraSPARC. The referenced commit introduced exception handlers for user-space memory references in copyfromuser and copytouser. These handlers return from the...