Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: Fix a memory leak in presterarxtxswitchinit. When presterasdmaswitchinit failed, the memory pointed to by sw-rxtx wasn’t released. Fix this issue. This code has only been compiled; it hasn’t been tested ye...

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

In the Linux kernel, the following vulnerability has been resolved: rseq: A segfault occurs during registration when rseqcs is non-zero. The rseqcs field is documented as being set to 0 by the user-space environment prior to registration. However, this condition is not currently enforced by the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ice: Do not perform transmission before switchdev is fully configured. There is a possibility that iceeswitchportstartxmit might be called while some resources are still not allocated, which could lead to a NULL pointer derefrenc...

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

In the Linux kernel, the following vulnerability has been resolved: tipc: fixed a memory leak in tipclinkxmit In cases where the backlog transmit queue for system-importance messages becomes overloaded, tipclinkxmit returns -ENOBUFS, but the skb list is not purged. This leads to a memory leak and...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/mediatek: Fixed a coverage issue related to unintentional integer overflows. 1. Instead of multiplying two variables of different types, change the approach to assigning a value to one variable and then multiplying the oth...

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

In the Linux kernel, the following vulnerability has been resolved: FS: JFS: Fixed the null-ptr-deref read operation in txBegin. Syzkaller reported a issue where txBegin might be called on a superblock within a read-only mounted file system, leading to a NULL pointer dereference. This issue can b...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: can: isotp: isotpsendmsg: added a result check for waiteventinterruptible. The waiteventinterruptible function is used to wait for complete transmission, but the result of this function, which may be interrupted, is not checked...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: seg6: Fixed parameter passing when calling NFHOOK in the End.DX4 and End.DX6 behaviors. The functions inputactionenddx4 and inputactionenddx6 call NFHOOK for the PREROUTING hook. During the PREROUTING hook, a valid indev and a...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs: jfs: fix shift-out-of-bounds in dbAllocAG Syzbot identified a crash issue: UBSAN: shift-out-of-bounds in dbAllocAG. The underlying bug lies in the lack of a check on bmp-dbagl2size. This field can be larger than 64, leading t...

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

In the Linux kernel, the following vulnerability has been resolved: macintosh/machid: fixed a race condition in machidtoggleemumouse The following warning appears when running syzkaller, and this issue also exists in the mainline code. ------------ Cut here ------------ listadd double add:...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Staging: rtl8723bs – fixed a potential out-of-bounds read in rtwrestructwmmie. The current code checks whether ‘i + 5 inlen’ at the end of the if statement. However, it accesses ‘iniei + 5’ before this check, which could lead to ...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Handle the return value of hdrfirstde The hdrfirstde function returns a pointer to a struct NTFSDE. This pointer may be NULL. To effectively handle the NULL error, it is important to implement an error handler. This wil...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fs: ntfs3: fixed an infinite loop triggered by a zero-sized ATTRLIST. We have identified a bug in the ntfs3 file system that can lead to a Denial-of-Service DoS attack. A malformed NTFS image can cause an infinite loop when the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Binder: Fix for UAF in alloc-vma during race with munmap cmllamas: Cleaned up the forward port from commit 015ac18be7de “Binder: Fix for UAF in alloc-vma during race with munmap” in 5.10 stable. This was necessary in the mainline...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: cachefiles: fixed the slab-use-after-free issue in cachefileswithdrawcookie We encountered the following issue during our fault injection stress test: ================================================================== BUG: KASAN:...

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

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Added a length limitation for the ivrsacpihid command-line parameter. The acpiid buffer in the parseivrsacpihid function may overflow, because the string specifier in the fscan function lacks a width limitation. Found ...

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: net/sched: stop qdisctreereducebacklog on TCHROOT In qdisctreereducebacklog, Qdiscs with the major handle ffff: are assumed to be either root or ingress. This assumption is incorrect, as it is possible to create egress Qdiscs wit...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: PCI: microchip: The refcount leak in mcpcieinitirqdomains has been fixed. The function ofgetnextchild returns a node pointer whose refcount is incremented. Therefore, we should use ofnodeput on it when we no longer need it. The...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: media: cx88: Add the missing unmap in sndcx88hwparams In the error path, add cx88alsadmaunmap to release the resource acquired by cx88alsa DMAmap...

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

In the Linux kernel, the following vulnerability has been resolved: netsched: ets: A double addition of the classifier was corrected in the class, where netem is a child qdisc. As described in Gerrard’s report 1, there are use cases where a netem child qdisc can make the enqueue callback of the...