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

In the Linux kernel, the following vulnerability has been resolved: media: rcarfdp1: Fixed a reference count leak in the probe and remove functions. rcarfcpget takes a reference, which should be balanced with rcarfcpput. Added the missing rcarfcpput function in fdp1remove, and corrected the error...

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: f2fs: fixed to avoid updating zero-sized extents in the extent cache. As reported by syzbot: F2FS-fs loop0: updateextenttreerange: extent length is zero, type: 0, extent 0, 0, 0, age 0, 0. ------------ Cut here ------------ Kerne...

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

In the Linux kernel, the following vulnerabilities have been resolved: udplite: Fixed a NULL pointer dereference in skmemraiseallocated. syzbot reported a NULL pointer dereference in skgetrmem0 while using IPPROTOUDPLITE 0x88: 14:25:52 executing program 1: r0 = socket$inet60xa, 0x80002, 0x88 We...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: media: mdp3: Fixed resource leaks in offinddevicebynode. Use putdevice to release the object obtained through offinddevicebynode, thereby avoiding resource leaks...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

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 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 Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bpf, s390: Fixed a potential memory leak related to jitdata. Make sure that jitdata is freed through kfree in the error path...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: Do not allow SETID to refer to another table. When performing lookups for sets within the same batch using their IDs, a set from a different table can be used. However, when the table is removed, a reference ...

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

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: fix in setting the fpc register The function kvmarchvcpuioctlsetfpu allows for setting the floating-point control fpc register of a guest CPU. The new value is validated by temporarily loading it into the fpc register...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: bpf, sockmap: Fixed a memory leak in tcpbpfsendmsg when skmsg is full. If tcpbpfsendmsg is running while skmsg is full, and skmsgalloc returns an -ENOMEM error, tcpbpfsendmsg will enter a waitformemory state. If part of the...

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/gma500: fixed the issue of null pointer dereferencing in psbintellvdsgetmodes. In psbintellvdsgetmodes, the return value from drmmodeduplicate is assigned to mode. This could lead to a NULL pointer dereferencing in case of a...

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

In the Linux kernel, the following vulnerability has been resolved: ravb: Fixed the use-after-free issue in ravbtxtimeoutwork. The ravbstop function should call cancelworksync. Otherwise, ravbtxtimeoutwork may use the freed private data after ravbremove is called, as follows: CPU0 CPU1...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: oss: Limiting the period size to 16MB We have set a practical limit on the period size the fragment shift in OSS, instead of using a full 31-bit value. A too-large value could lead to memory exhaustion, as we allocate...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: iwlwifi: mvm: Avoid NULL pointer dereferencing The functions iwlmvmtxskbsta and iwlmvmtxmpdu check that the mvmvsta pointer is not NULL. They retrieve this pointer using iwlmvmstafrommac80211, which dereferences the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: x86 – Handling of SRCU initialization failures during page track initialization Check the return value of initsrcustruct, which may fail due to OOM conditions when initializing the page track mechanism. Lack of checking lead...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: fixed a use-after-free in twtimerhandler A real-world panic issue was discovered in Linux 5.4. The details of the issue are as follows: - Bug: Unable to handle a page fault for the address: ffffde49a863de28 - Memory layout:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: Fixed a race condition in the RPC handle list access mechanism. The sess-rpchandlelist XArray manages RPC handles within a ksmbd session. Access to this list is intended to be protected by sess-rpclock a rwsemaphore...

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: sctp: sysctl: rtomin/max: Avoid using current-nsproxy. As mentioned in a previous commit of this series, using the net structure via current is not recommended for various reasons: - Inconsistency: Getting information from the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: minix: Required sanity checking was added to minixchecksuperblock. The fs/minix implementation of the minix file system currently does not support any value for slogzonesize other than 0. This is also the only value supported in...

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

In the Linux kernel, the following vulnerability has been resolved: bpf: Deferring the release of the inner map when necessary When updating or deleting an inner map in the map array or map htab, the map may still be accessed by non-sleepable programs or sleepable programs. However, when the...