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: NFSD: The free copynotify stateid in nfs4freeolstateid has been fixed. Typically, the copynotify stateid is freed either when the parent’s stateid is being closed/freed, or in nfsd4laundromat if the stateid has not been used for ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: can: gsusb: gsusbxmitcallback: fixed the handling of failed transmitted URBs. The driver lacks the necessary cleanup steps after failed transfers of URBs. This results in one fewer available URB per error. This leads to reduced...

Astra Linux – Vulnerability in Mariadb 10.3

It was discovered that MariaDB versions 10.2 to 10.7 contain a segmentation fault due to the component Itemfuncin::cleanup/Item::cleanupprocessor...

Astra Linux – Vulnerability in Node.js

A memory leak occurs in Node.js HTTP/2 servers when a client sends WINDOWUPDATE frames on stream 0 connection-level that cause the flow control window to exceed the maximum value of 2³¹-1. The server correctly sends a GOAWAY frame, but the Http2Session object is never cleaned up. This vulnerabili...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In the media subsystem, for mc and v4l2, the operations REINIT and REQBUFS are now serialized using the reqqueuemutex. The MEDIAREQUESTIOCREINIT operation can run concurrently with VIDIOCREQBUFS0. The processes of tearing down...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: mana: Fixed error handling in manacreatetxq/rxq’s NAPI cleanup Currently, the napidisable function is called during the cleanup of rxq and txq, even before napi is enabled and hrtimer is initialized. This causes kernel...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: dma-buf/syncfile: Do not leak fences during merge failures. Each call to addfence performs a dmafenceget operation on the relevant fence. In error-prone scenarios, we did not call dmafenceput, resulting in all those fences bei...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: mISDN: fixed a possible use-after-free in HFCcleanup The remove path of this module calls deltimer. However, that function does not wait until the timer handler finishes. This means that the timer handler may still be running aft...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: conntrack: Hash resizes and cleanup operations need to be executed serially. Syzbot was able to trigger the following warning 1. No reprofounded issues were detected by Syzbot yet, but I was able to trigger a simila...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: “Revert ‘tty: ngsm: fix UAF in gsmcleanupmux’” This reversion involves commit 9b9c8195f3f0d74a826077fc1c01b9ee74907239. The above commit was reverted because it did not solve the original issue. The function gsmcleanupmux attempt...

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: ipvs: Deferring the unregistration of ipvsftp during netns cleanup. During the netns cleanup process, ipvsftpexit may unregister ipvsftp before all connections with valid cp-app pointers are flushed, leading to a use-after-free...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda/csdspctl: Use privatefree for controlling cleanup. Use the privatefree callback to free the associated data structures. This ensures that the memory will not leak, regardless of how the control objects are destroyed. Th...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dp: Resources are freed after they are unregistered. The unbind operation of the DP component iterates through the submodules to unregister them and clean up the situation. However, if the unbind occurs because the DP...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: igbvf: fixed a double-free in igbvfprobe. In igbvfprobe, if registernetdev fails, the program will proceed to label errhwinit, and then to label errioremap. In freenetdev, which occurs just below label errioremap, there are...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: setting BTRFSROOTORPHANCLEANUP during subvol creation We have recently observed a number of subvolumes with corrupted dentries. Listing the parent directory shows the following: drwxrwxrwt 1 root root 16 Jan 23 16:49...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: remoteproc: core: Cleanup acquired resources when rprochandleresources fails in rprocattach When rproc-state = RPROCDETACHED and rprocattach is used to attach to the remote processor, if rprochandleresources returns an error, the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: Fixed the issue where the PF driver crashed during kexec kernel booting. During a kexec reboot, the hardware is not power-cycle, so the AF state from the old kernel can persist into the new kernel. When the AF and P...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: media: rc: gpio-ir-recv: added/removed functions If runtime PM is enabled, perform runtime PM cleanup to remove the cpu latency QoS request. Otherwise, driver removal may result in the following kernel dump: 19.463299 Unable t...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: scsi: megaraidsas: A resource leak has been fixed in case of probe failures. The driver does not properly clean up all allocated resources when the scsiaddhost or megasasstartaen functions fail during the PCI device probe. All...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: PCI: dwc – Deallocation of EPC memory during dwpcieepinit failures If dwpcieepinit fails to perform any actions after the EPC memory is initialized and the MSI memory region is allocated, the latter parts will not be...