Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: “Revert ‘ipmi: fix msg stack when IPMI is disconnected’” This fix reverts to the previous behavior with the commit number c608966f3f9c2dca596967501d00753282b395fc. This patch contains a minor bug that can cause the IPMI driver to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: f2fs: fixed to avoid accessing uninitialized curseg. The syzbot reports the following f2fs bug: F2FS-fs loop3: The filesystem stopped due to the reason: 7. kworker/u8:7: Attempt to access beyond the end of the device. Bug: Unable...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ceph: avoided a kernel bug for encrypted inodes with unaligned file sizes The generic/397 test encountered a bug in the case of encrypted inodes with unaligned file sizes for example, 33K or 1K: 877.737811 ran fstests generic/397...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ext2/dax: Fixed ext2setsize when len is page-aligned. The PAGEALIGNx macro returns the next highest value that is a multiple of the page size. However, if x is already page-aligned, it simply returns x. Therefore, if x is passed ...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ACPICA: Fixed a use-after-free in acpiutcopyipackagetoipackage. There is a use-after-free reported by KASAN: BUG: KASAN: use-after-free in acpiutremovereference+0x3b/0x82 Reading of size 1 at addr ffff888112afc460 by task...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iouring: The incorrect reference to iokiocb in iolinkskb has been fixed. In the iolinkskb function, there is a bug where the value of prevnotif is incorrectly assigned using ‘nd’ instead of ‘prevnd’. This causes the context...

Astra Linux – Vulnerability in SOX

A floating-point exception division by zero issue was discovered in SoX during the execution of the startread function in the wav.c file. An attacker who possesses a malicious wav file could cause the application to crash...

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

In the Linux kernel, the following vulnerability has been resolved: “pipe: wakeup wrwait after setting maxusage” The commit c73be61cede5 “pipe: Add general notification queue support” introduced a regression that could cause pipes with resized sizes to become locked under certain conditions. See...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: Fixed an assertion issue when building the free space tree. When building the free space tree with the block group tree feature enabled, an assertion failure may occur like this: BTRFS info device loop0 state M: rebuilding...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: Allow ext4getgroupinfo to fail. Previously, ext4getgroupinfo would treat an invalid group number as a BUG, since this should theoretically never happen. However, if a malicious attacker modifies the superblock via the block...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fixed the signedness bug in sdmav40processtrapirq The “instance” variable needs to be signed for error handling to work properly...

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: md: raid1: fixed a potential out-of-bounds error in raid1removedisk. If rddev-raiddisk is greater than mddev-raiddisks, an out-of-bounds error will occur in raid1removedisk. We have already encountered similar reports, as...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nfs/localio: Restore credentials before releasing pageio data. Otherwise, if the nfsd filecache code releases the nfsdfile immediately, it may trigger the BUGON condition cred == current-cred in putcred, when putting...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mailbox: th1520: Fixed a NULL vs ISERR bug. The devmioremap function does not return error pointers; instead, it returns NULL. Updated the error checking to match this behavior...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: mac8021: fixed possible out-of-bound access in ieee80211getrateduration Fixed possible out-of-bound access in the ieee80211getrateduration routine As reported in the following UBSAN report: UBSAN: Array index out-of-boun...

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: ocfs2: The uncached inode fails to enter the group. Syzbot has reported the following BUG: Kernel BUG at fs/ocfs2/uptodate.c:509! … Call Trace: ? diebody+0x5f/0xb0 ? die+0x9e/0xc0 ? dotrap+0x15a/0x3a0 ?...

Astra Linux – Vulnerability in python-ldap

Python-ldap is a lightweight directory access protocol LDAP client API for Python. In versions prior to 3.4.5, the ldap.dn.escapednchars function incorrectly escaped \x00 by emitting a slash followed by a literal NUL byte instead of the RFC-4514 hex form \00. Any application that uses this functi...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nvme-pci: fixed a NULL pointer dereferencing in nvmeallocadmintags. In nvmeallocadmintags, adminq can be set to an error typically -ENOMEM if the blkmqinitqueue call fails to set up the queue. This check is performed immediately...

Astra Linux – Vulnerability in exim4

Exim 4 before 4.94.2 has an improper restriction on write operations within the bounds of a memory buffer. This occurs when processing name=value pairs within MAIL FROM and RCPT TO commands...

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: Bluetooth: btrtl – Prevent potential NULL dereferencing. The btrtlinitialize function checks whether rtlloadfile either had an error or loaded a zero-length file. However, if it loads a zero-length file, the error code is not set...