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

In the Linux kernel, the following vulnerability has been resolved: ext4: refuses to create an EA block when umounted. The EA block expansion needs to access sroot, but sroot is already set to NULL when umount is triggered. This request is refused to avoid panic conditions...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: drm/meson: fixed the crash that occurs during shutdown when the component is not probed. When the main component is not probed—for example, when the dw-hdmi module is not yet loaded or in a probe defer state—the following crash...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: comedi: vmk80xx: fixed transfer-buffer overflows The driver uses USB transfer buffers sized at the endpoint level, but until recently, there were no sanity checks on these buffer sizes. The commit e1f13c879a7c “staging: comedi...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xHCI: Corruption of the command ring pointer occurred during command aborts. The command ring pointer is located at bits 6:63 of the command ring control register CRCR. All control bits, such as those related to command stopping...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftables: The issue of underflow in the chain reference counter was fixed. The error in adding elements in the set element path causes the reference counter to be decremented twice—once when releasing an element and...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: libceph: A potential out-of-bounds read vulnerability exists in processmessageheader. If the message frame is maliciously corrupted in such a way that the length of the control segment becomes shorter than the size of the message...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: USB: Gadget: pxa25xudc: fixed a memory leak that occurred when using debugfslookup. When calling debugfslookup, the result must be processed by calling dput; otherwise, a memory leak will occur over time. To simplify things, simp...

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

In the Linux kernel, the following vulnerability has been resolved: arp: Prevent overflow in arpreqget. Syzkaller reported an overflow during the write operation in arpreqget. 0 When the ioctlSIOCGARP function is called, arpreqget retrieves a neighbor entry and copies neigh-ha to struct...

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

In the Linux kernel, the following vulnerability has been resolved: afs: Increase the buffer size in afsupdatevolumestatus. The maximum length of the volume-vid value is 20 characters. Therefore, increase the size of idbuf to 24 to avoid overflow. Found by the Linux Verification Center...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: i2c: ismt: A buffer overflow bug has been fixed in ismtaccess. When the driver does not check the data from the user, the variable ‘data-block0’ may become very large, leading to a buffer overflow bug. The following log can revea...

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

In the Linux kernel, the following vulnerability has been resolved: bcm: Fixed a UAF in bcmprocshow. Bug: KASAN: A “slab-use-after-free” issue occurred in bcmprocshow+0x969/0xa80. A size 8 byte read was performed at address ffff888155846230 by the task cat/7862. CPU: 1; PID: 7862; Comm: cat; Not...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel before version 6.1.3, fs/ntfs3/record.c does not validate resident attribute names. This could lead to an out-of-bounds write vulnerability...

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

In the Linux kernel, the following vulnerability has been resolved: iio: Magnetometer: rm3100 – added a boundary check for the value read from RM3100REGTMRC. Recently, we encountered a kernel crash in the function rm3100commonprobe, caused by out-of-bound access to the array rm3100samprates due t...

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: afpacket: fixed vlangettci vs MSGPEEK The responsible commit forgot to handle the MSGPEEK case, resulting in a crash 1, as detected by syzbot. vlangettci was rewritten so that it does not touch the skb at all, allowing it to b...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm: zswap: fix missing folio cleanup in writeback race path In zswapwritebackentry, after obtaining a folio from readswapcacheasync, we reacquire the tree lock to ensure that the swap entry was not invalidated or recycled. If it...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: hns3 – A buffer overflow vulnerability may occur when reading coalesce info via debugfs. The hns3 driver defines an array of strings to store coalesce info. However, if the kernel introduces a new mode or state, a buffer...

Astra Linux – Vulnerability in Linux

A vulnerability was discovered in the Linux kernel, where the non-blocking socket operation in llcpsockconnect leads to a leak and ultimately causes the system to hang...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp – Use kzalloc for sev ioctl interfaces to prevent kernel memory leaks. For some sev ioctl interfaces, input data may be less than or equal to SEVFWBLOBMAXSIZE, but larger than the data returned by the PSP firmware. In...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: Networks: Ethernet – Fix for potential use-after-free in ecbhfremove. The code static void ecbhfremovestructpcidev dev looks as follows: c ... struct ecbhfpriv priv = netdevprivnetdev; unregisternetdevnetdev; freenetdevnetdev;...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: soc: qcom: ocmem: A refcount leak was fixed in ofgetocmem. ofparsephandle returns a node pointer with a refcount incremented; we should use ofnodeput on it when it is no longer needed. Add the missing ofnodeput call to avoid the...