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: memstick: rtsxusbms: Fixed a slab-use-after-free issue in rtsxusbmsdrvremove. This fix resolves the following crash: ================================================================== BUG: KASAN: slab-use-after-free in...

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: “IB/isert: Fix incorrect release of isert connection” The commit with the ID 699826f4e30a “IB/isert: Fix incorrect release of isert connection” is causing problems when DEVICEREMOVAL occurs in OPA. ------------ Cut here...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: USB: dwc3 – A memory leak was fixed by using debugfslookup. When calling debugfslookup, the result must also call dput; otherwise, a memory leak will occur over time. To simplify this, simply call debugfslookupandremove, which...

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: misc: pciendpointtest: Free IRQs before removing the device. In the pciendpointtestremove function, freeing the IRQs after removing the device creates a small race window during the test process. This allows IRQs to be received b...

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: serial/pmaczilog: The flawed mitigation for rx irq flood has been removed. The mitigation was intended to completely stop the irq. This might be better than a hard lock-up, but it turns out that a crash still occurs if pmaczilog ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftsocket: The WARNONONCE message was removed when the maximum cgroup level was set. By default, the maximum depth of a cgroup is INTMAX. There’s a setting that allows restricting this maximum depth to a more reasonabl...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A use-after-free flaw was identified due to a race between the superblock operations in the gadgetfs Linux driver. This flaw could be triggered by removing a device that is running the gadgetfs side...

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: netfilter: nftsetpipapo: do not free live element Pablo reported a crash when processing large batches of elements with a back-to-back add/remove pattern. Quoting Pablo: addelem"00000000" timeout 100 ms ... addelem"0000000X"...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Wifi: rt2x00: Fixed memory leak when handling surveys When removing a rt2x00 device, the associated channel surveys are not freed, resulting in a memory leak observable with kmemleak. Unreferenced object: 0xffff9620f0881a00 size...

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: spi: mpc52xx: Added “cancelworksync” before module remove. If we remove the module that will call mpc52xxspiremove, it will free the “ms” through spiunregistercontroller. However, the “work” stored in ms-work will still remain...

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

In the Linux kernel, the following vulnerabilities have been resolved: ipv6: Release the next-hop information upon device removal The CI is experiencing some non-periodic hangs during device removal in the pmtu.sh self-test: unregisternetdevice: Waiting for vethA-R1 to become available. Usage cou...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - dm btree remove: fixed the use of a function after the free operation in rebalancechildren. - Moved the dmtmunlock function to after dmtmdec...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nbd: Fix for the race between nbdallocconfig and module removal When the nbd module is being removed, nbdallocconfig may be called concurrently by nbdgenlconnect. Although trymoduleget will return false, nbdallocconfig does not...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: sg: Allow waiting for commands to complete on removed devices When an SCSI device is removed while still in active use, currently, sg will immediately return -ENODEV whenever an attempt is made to wait for active commands...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: block: fixed leakage of debugfs entries caused by blktrace. The commit 99d055b4fd4b “block: removed per-disk debugfs files in blkunregisterqueue” moves the blkTraceShutdown function to blkUnregisterQueue. This is safe if blktrace...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Driver: Base – Fixed UAF when driverattach fails When driverattachdrv fails, the driverprivate variable is freed. However, it was added to the bus, which caused a UAF Use-after-Free error. To fix this issue, we need to remove it...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In tcpconnrequest, do not call reqskfastopenremove. The syzbot reported the following issue in tcpconnrequest: 0 If a listener is closed while a TFO socket is being processed in tcpconnrequest, inetcskreqskqueueadd does not set...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net: dsa: ocelot: The function dsatag8021qunregister is called under rtnllock when removing a driver. When the currently used tagging protocol is “ocelot-8021q”, and we unbind the driver, we encounter this error: bash $ echo...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/i915/gvt: fixed the issue where gvt debugfs destruction occurred unexpectedly. When gvt debugfs is destroyed, it is necessary to perform a check to ensure that the DRM minor’s debugfs root is still available. Otherwise, in...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: scsi: smartpqi: Correct device removal for multi-actuator devices. Correct device count for multi-actuator drives, which can cause kernel panics...