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 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/rtrs-clt: Resets cid to connum – 1 to remain within bounds. In the function initconns, after the createcon and createcm calls for the loop, if something fails. During the cleanup phase of the loop, after the destroy tag, we...

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

In the Linux kernel, the following vulnerabilities have been resolved: crypto: safexcel – Cleanup of ring IRQ workqueues on load failure A failure to load the safexcel driver results in the following warning upon boot, because the IRQ affinity has not been properly cleaned up. Ensure that we...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: IB/core: Fixed the issue with the cleanup of the ibcachesetupone function. When ibcacheupdate returns an error, the ibcachesetupone function is exited immediately without proper cleanup. This occurs even though we have already...

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

In the Linux kernel, the following vulnerability has been resolved: serial: 8250: omap: Do not skip resource freeing if pmruntimeresumeandget fails. Returning an error code from .remove causes the driver core to emit a rather useless error message: remove callback returned a non-zero value. This...

Astra Linux – Vulnerability in Mariadb 10.3

It has been discovered that MariaDB Server v10.6.3 and earlier contains a use-after-free in the Itemfuncin::cleanup component, which can be exploited through specially crafted SQL statements...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: net: macvlan: fixed memory leaks in macvlancommonnewlink. kmemleak reports memory leaks in macvlancommonnewlink, as follows: c ip link add link eth0 name .. type macvlan mode source macaddr add kmemleak reports: - A unreferenced...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Fixed NULL dereference in error cleanup. In watchqueuesetsize, the error cleanup code does not take into account the fact that freepage cannot handle a NULL pointer when trying to free buffer pages that have been...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/rxe: Fixed a NULLptrderef in rxeqpdocleanup, when socket creation fails. There is a NULLptrderef in the mount.cifs operation over RDMA: - BUG: KASAN: NULLptrderef in rxeqpdocleanup+0x2f3/0x360 rdmarxe - Reading of a 8-byt...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Do not call cleanup on profile rollback failure When profile rollback fails in mlx5enetdevchangeprofile, the netdev profile var is left set to NULL. Avoid a crash when unloading the driver by not calling profile-cleanu...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm: Avoid leaving partial pfn mappings in error cases. As Jann points out, PFN mappings are special. Unlike normal memory mappings, there is no lifetime information associated with the mapping—it’s just a raw mapping of PFNs,...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: drm: bridge/panel: The cleanup of the connector occurs when the bridge is detached. If we do not call drmconnectorcleanup manually in panelbridgedetach, the connector will be cleaned up along with other DRM objects during the cal...

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

In the Linux kernel, the following vulnerability has been resolved: nfc: nci: free rxdatareassemblyskb on NCI device cleanup rxdatareassemblyskb is stored during NCI data exchange for processing fragmented packets. It is dropped only when the last fragment is processed, or when an NTF packet with...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: sd: Fixed the potential NULL pointer dereferencing issue. If sdprobe encounters an error before sdkp-device is initialized, sdzbcreleasedisk is called. This leads to a NULL pointer dereferencing issue when sdiszoned is call...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Destroying vGIC structures during failed vCPU creation If the function kvmarchvcpucreate fails to share the vCPU page with the hypervisor, we propagate the error back to the ioctl, but leave the vGIC vCPU structures...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: i3c: master: mipi-i3c-hci: Fixed a kernel panic when accessing DATdata. The i3cmasterbusinit function may attach the I2C devices before the I3C bus initialization. In this case, the DAT allocentry will be used before the DAT init...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: usb: lan78xx: fixed the WARN message in netifnapidellocked when a USB device is disconnected. The redundant call to netifnapidel was removed from the disconnect path. A WARN message may be triggered in netifnapidellocked...

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

In the Linux kernel, the following vulnerability has been resolved: PM / devfreq: A leak was fixed in devfreqdevrelease. The srcuinitnotifierhead function allocates resources that need to be released using a srcucleanupnotifierhead call. Reported by kmemleak...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: s390/sclp: Fixed the issue where sclpinit fails and does not clean up properly. If sclpinit fails, it only partially cleans up resources. If there are multiple failed calls to sclpinit, sclpstatechangeevent will be added multiple...