Astra Linux – Vulnerability in Linux

A out-of-bounds memory write flaw was discovered in the listdevices function within drivers/md/dm-ioctl.c in the Multi-device driver module of the Linux kernel before version 5.12. A bound check failure allows an attacker with special user CAPSYSADMIN privileges to gain access to out-of-bounds...

Astra Linux – Vulnerability in ntfs-3g

A properly crafted NTFS image can lead to a out-of-bounds access vulnerability, caused by an unsanitized attribute length in ntfs inodelookupbyname, in NTFS-3G 2021.8.22...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ubifs: Fixed races between xattrset|get and listxattr operations. Some issues may occur when performing concurrent xattrset|get and listxattr operations, such as assertion failures, memory corruption, and stale xattr values1. Thi...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: x86/coco: Requires seeding the RNG with RDRAND on CoCo systems. There are few uses of CoCo that do not rely on functional cryptography and, consequently, a functioning RNG. Unfortunately, the CoCo threat model means that the VM...

Astra Linux – Vulnerability in Linux, Linux 5.10

A heap-based buffer overflow flaw was discovered in the way the legacyparseparam function in the Linux kernel’s Filesystem Context functionality verifies the length of the supplied parameters. A non-privileged user if non-privileged user namespaces are enabled, otherwise requiring CAPSYSADMIN...

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: ocfs2: Free inode when ocfs2getinitinode fails The syzbot is reporting busy inodes after unmount, for commit 9c89fe0af826. “ocfs2: Handle error from dquotinitialize” forgot to call iput when newinode succeeded and dquotinitialize...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: media: rkisp1: Fixed handling of IRQs due to shared interrupts. The driver requests interrupts using IRQFSHARED, so the interrupt handlers can be called at any time. If such a call occurs while the ISP is powered down, the SoC wi...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: fixed incorrect splitting in btrfsdropextentmaprange. In production, we encountered various WARNON messages in the extentmap code, specifically in btrfsdropextentmaprange, when we had to call addextentmapping for our secon...

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: ext4: Do not report a BUG when INLINEDATAFL lacks the system.data xattr attribute. A syzbot fuzed image triggered a BUG in ext4updateinlinedata, when an inode had the INLINEDATAFL flag set but lacked the system.data extended...

Astra Linux – Vulnerability in pgpool2

The Pgpool-II provided by PgPool Global Development Group contains a authentication bypass vulnerability as a primary weakness. If this vulnerability is exploited, an attacker may be able to log in to the system as an arbitrary user, allowing them to read or tamper with data in the database, and/...

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

In the Linux kernel, the following vulnerability has been resolved: ext4: Avoid out-of-bounds access when the system.data function calls xattr within the filesystem. When searching for an entry in an inline directory, if the evalueoffs parameter is changed within the filesystem due to changes in...

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: NFSv4.2: fixed the NFSv4.2 kernel bug at mm/usercopy.c:102 Calling listxattr with a buffer size of 0 returns the actual size of the buffer required for a subsequent call. When size 0, nfs4listxattr does not return an error becaus...

Astra Linux – Vulnerability in Firefox

A use-after-free crash could occur on macOS if a Firefox update was applied to a heavily utilized system. This could lead to a exploitable crash. This vulnerability affects Firefox versions earlier than 122...

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

In the Linux kernel, the following vulnerability has been resolved: udf: Do not bother merging very long extents. When merging very long extents, we try to assign as much length as possible to the first extent. However, this is unnecessarily complicated and not really worth the effort. Moreover,...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: lockd: Other missing fields are set when unlocking files. The vfslockfile function expects that the struct filelock structure is fully initialized by the caller. If the flfile field is NULL after re-exporting NFSv3, an OOP err...

Astra Linux – Vulnerability in edk2

EDK2 contains a vulnerability in the BIOS, where a user can cause an Integer Overflow or Wrap-around error through network means. Successful exploitation of this vulnerability may lead to a denial of service...

Astra Linux – Vulnerability in Linux

A issue was discovered in the FUSE filesystem implementation in the Linux kernel before 5.10.6, also known as CID-5d069dbe8aaf. The fusedogetattr function calls makebadinode in inappropriate situations, causing a system crash. NOTE: The original fix for this vulnerability was incomplete, and its...

Astra Linux – Vulnerability in Nettle

A flaw was discovered in Nettle versions prior to 3.7.2. In these versions, several Nettle signature verification functions—GOST DSA, EDDSA, and ECDSA—result in the Elliptic Curve Cryptography point ECC’s multiply function being called with out-of-range scalers. This may lead to incorrect results...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: f2fs: fixed the issue of tagging the “gcing” flag on the page during block migration. It is necessary to add the missing “gcing” flag on the page during block migration, in order to ensure that the migrated data is persisted duri...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: KVM: x86: Acquiring kvm-srcu when handling KVMSETVCPUEVENTS Acquire kvm-srcu when processing KVMSETVCPUEVENTS. When SMM mode is toggled, KVM will forcibly leave the nested VMX/SVM state. Leaving such a state also results in...