Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: HID: amdsfh: Fix for shift-out-of-bounds The shift operation on the ‘exp’ and ‘shift’ variables exceeds the maximum number of shift values in the u32 range, resulting in a UBSAN shift-out-of-bounds error. … 6.120512 UBSAN:...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Binder: Fixed the issue where dereferencing the null-ptr variable occurred unexpectedly. Syzbot reported several issues introduced by commit 44e602b4e52f „binderalloc: added missing mmaplock calls when using VMA”. In these...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: x86/fpu: The FPU state is invalidated after a failed XRSTOR operation from a user buffer. Both Intel and AMD consider it to be architecturally valid for XRSTOR to fail with PF, but they have nonetheless changed the state of the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: cifs: fixed potential OOPs in cifsoplockbreak With deferred close, there may be situations where closes cause races with lease breaks. Additionally, when checking whether to send the lease response, oplockresponse can lead to ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: crypto: afalg – Corrected incorrect boolean values in afalgctx. The commit 1b34cbbf4f01 „crypto: afalg – Disallowed concurrent writes in afalgsendmsg“ changed some fields from bool to 1-bit u32 fields. However, some assignments t...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: hns3: Fixed a deadlock issue when externellb and reset are executed together. When externellb and reset are executed together, a deadlock may occur: 3147.217009 INFO: Task kworker/u321:0:7 was blocked for more than 120...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: iouring/rw: Defer fsnotify calls to task context. We cannot defer these calls outside of the kiocb completion, as that might be off-soft/hard IRQ context. We should defer the calls until we process the taskwork for this reques...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iavf: Use internal state to free traffic IRQs If the system attempts to close the netdev while iavfresettask is running, the LINKSTATESTART field will be cleared, and netifrunning will return false in iavfreinitinterruptscheme. A...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: perf: RISC-V: Remove PERFHESSTOPPED flag checking in riscvpmustart Since commit 096b52fd2bb4 “perf: RISC-V: throttle perf events”, the perfsampleeventtook function was added to report time spent in overflow interrupts. If the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: fixed the issue of possible double unlocking when moving a directory...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate command request size In commit 2b9b8f3b68ed “ksmbd: validate command payload size”, except for the SMB2OPLOCKBREAKHE command, the request size of other commands is not checked—this is not expected. This issue need...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/msm/mdp5: Fixed the issue where global state locks were locked backoff. We need to acquire the lock after the early return in the !hwpipe case. Otherwise, we might encounter contention but still return 0. This fix addresses a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: NFSv4.2: Rework the handling of scratch space for READPLUS again. I found that the read code might send multiple requests using the same nfspgioheader, but nfs4procreadsetup is only called once. As a result, we sometimes had to...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net: fixed the issue with the netdevstartxmit trace event vs skbtransportoffset After the committed code, we must be more careful when using skbtransportoffset, as reminded by syzbot: WARNING: CPU: 0 PID: 10 at...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mlxsw: Minor fix for a potential memory leak in mlxswmlinecardsinit. The line cards array is not freed during the error path of mlxswmlinecardsinit, which could lead to a memory leak. This issue was addressed by freeing the array...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: Fixed a leak of kobject names for the sub-group spaceinfo. When the createspaceinfosubgroup function allocates elements of spaceinfo-subgroup, the kobjectinitandadd function is called for each element via...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/bridge: anx7625: Fixed an overflow issue when reading EDID. The length of the EDID block can be longer than 256 bytes. Therefore, we should use int instead of u8 for the edidpos variable...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Fix potential AB/BA lock issue with buffermutex and mmaplock The syzbot tool detected a potential deadlock between the runtime-buffermutex and the mm-mmaplock. This issue arose due to the recent fix related to racy...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mptcp: Fixed an out-of-bounds condition during the parsing of TCP options. The TCP option parser in mptcp mptcpgetoptions could read one byte out of bounds. When the length of the option is 1, the execution flow enters a loop,...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: Use spinlock to avoid hangs. 14696.634553 Task: cat State: D Stack: 0 PID:1613738 PPID:1613735 Flags:0x00000004 14696.638285 Call Trace: 14696.639038 14696.640032 schedule+0x302/0x930 14696.640969 schedule+0x58/0xd0...