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

In the Linux kernel, the following vulnerability has been resolved: ipmi:ssif: A memory leak has been fixed when scanning for an adapter. The ssifinfofind function sets info-adaptername if the adapter information comes from the SMBIOS; otherwise, it isn’t set. However, this function can be called...

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: bpf: Fix OOB devmap writes when deleting elements Jordy reported an issue with XSKMAP, which also affects DEVMAP. Due to XSKMAP being a signed integer, OOB writes occur. The fix is simple—change the type from int to u32. However,...

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: btrfs: In the “send” operation, there is a issue with handling path ref underflow during the header iterate inoderef function. Change BUGON to proper error handling if building the path buffer fails. The pointers are not...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: A memory leak was fixed in the parseleasestate function. The previous patch that added a bounds check for the create lease context introduced a memory leak. When the bounds check fails, the function returns NULL, without...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: f2fs: The issue of dereferencing a stale list iterator after the loop body has been executed has been fixed. The list iterator variable will become a bogus pointer if no break is executed. Dereferencing it in this case, cur-page...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Block layer: Fixed a warning in copyfromiter. Syzkaller reported a warning in copyfromiter because an ioviter was supposedly used in the wrong direction. The reason is that Syzkaller managed to generate a request with a transfer...

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

In the Linux kernel, the following vulnerability has been resolved: llc: Makes llcuisendmsg more robust against changes to bonding. syzbot was able to exploit llcuisendmsg, allocating a skb without sufficient headroom, and then attempting to append 14 bytes of Ethernet header information. Like...

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: Wifi: brcmsmac – added a gain range check to wlcPhyiqcalgainparamsnphy. In wlcPhyiqcalgainparamsnphy, add a gain range check to WARN, instead of potentially unsafe access to the tbliqcalgainparamsnphy array. This fix has been...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: core: sysfs: Fix a hang issue when the device state is set via sysfs This fix addresses a regression introduced in the commit f0f82e2476f6 “scsi: core: Fix capacity setting to zero after offlineizing a device”. The problem...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ftrace: The soft lockup issue in ftracemoduleenable has been fixed. A soft lockup was observed when loading the amdgpu module. If a module contains many functions that can be traced, multiple calls to kallsymslookup may take too...

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: scsi: qla2xxx: Wait for io return on terminate rport A system crash may occur due to using resources after they have been freed. The current code allows terminaterportio to exit before ensuring that all I/O operations have...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mm/debugvmpgtable: Clear page table entries at destroyargs The mm/debugvmpagetable test manually allocates page table entries for the tests it runs, using the mmstruct that it manually allocated. This itself is fine, but when it...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Staging: vt6655 – Some erroneous memory cleanup loops have been fixed. In some initialization functions of this driver, memory is allocated using ‘i’ as an index variable, with the value increasing from 0. The “Fixes” section...

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: PCI/ASPM: Disabling ASPM when a multifunction device’s function is removed to avoid use-after-free errors. The struct pcielinkstate-downstream is a pointer to the pcidev of function 0. Previously, we retained this pointer when...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: net: hso: Fix null-ptr-deref during tty device unregistration Multiple tty devices attempt to claim the same minor number, resulting in a double unregistration of the same device. The first unregistration succeeds, but the next...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: tls: Wait for pending async decryption if tlsstrpmsghold fails Async decryption calls tlsstrpmsghold to create a clone of the input skb, in order to hold references to the memory it uses. If we fail to allocate that clone,...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mptcp: A stricter state check has been added in mptcpworker. According to Christoph, the mptcp protocol can run the worker when the relevant msk socket is in an unexpected state: c connect // Incoming reset + fastclose // The mpt...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: power: supply: ab8500: Fixed a use-after-free in powersupplychanged. Using the devm variant for requesting IRQs before using the devm variant for allocating/registering the powersupply handle means that the powersupply handle wil...

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: virtio-blk: Do not keep the queue frozen during system suspension. The commit 4ce6e2db00de “virtio-blk: Ensure no requests are in the virtqueues before deleting the vqs.” replaces “queue quiesce” with “queue freeze” in virtio-blk...

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: acct: performs the last write operation from the workqueue. In 1, it was reported that the acct2 system call can be used to trigger a NULL derefrence in cases where it is set to write to a file that triggers an internal lookup...