Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fixed unsafe code that drained send or recv work queues before they were actually created. If the createqp function does not succeed completely, it is possible for the qp cleanup code to attempt to drain the send or rec...

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: crypto: API – Use a work queue in cryptoDestroyInstance. The function cryptoDropSpawn is expected to be called from the process context. However, when an instance is not registered while it still has active users, the last user m...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: igc: The TX packet buffer size per queue has been reduced from 7KB to 5KB. The previous setting of 7KB per queue caused issues with the TX unit during heavy timestamping operations. Reducing the buffer size to 5KB avoids such...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: pdscore: The pdsccheckpcihealth function was fixed to use a work thread for execution. When the driver detects that fwstatus == 0xff, it attempts to perform a PCI reset on itself via the pciresetfunction function within the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - bus: mhi: core: Fixed an invalid error that was returned in mhiqueue. - mhiqueue returns an error when the doorbell is not accessible in the current state. This can occur when the device is in a non-M0 state, such as M3, and...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: TCP: Added sanity tests to TCPQUEUESEQ Qingyu Li reported a syzkaller bug where the repro function changed the RCV SEQ after restoring data in the receive queue. mprotect0x4aa000, 12288, PROTREAD = 0 mmap0x1ffff000, 4096, PROTNON...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ibmvnic: A memory leak was fixed when flushing the reset work queue...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: sfc: Fixed the null pointer dereference in efxhardstartxmit. Trying to access the channel through the txqueue variable is incorrect because we can only be in this situation if txqueue is NULL. Therefore, we should not dereference...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: kcm: Race conditions occur when accessing skreceivequeue. sk-skreceivequeue is protected by the skb queue lock. However, for KCM sockets, the RX path requires mux-rxlock to protect more than just the skb queue. Nevertheless,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: The queuelock must be held when removing blkg-qnode. When blkg is removed from q-blkglist in the blkgfreeworkfn function, the queuelock must be held. Otherwise, various bugs such as list corruption, hard lockups, etc...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: scsi: ibmvfc: Queue resources are only allocated/free during probe/remove operations. Currently, sub-queues and event pool resources are allocated/free for every CRQ connection event, such as reset and LPM. This exposes the...

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: ibmvnic: Do not reset the dql stats during a NONFATAL reset. All ibmvnic resets should instead call netdevtxresetqueue when reopening the device. netdevtxresetqueue resets the numqueued and numcompleted byte counters. These stats...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iavf: Freeing qvectors before queues in iavfdisablevf. The iavffreequeues function clears adapter-numactivequeues, which iavffreeqvectors relies on. Therefore, the order of these two function calls in iavfdisablevf needs to be...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/rxe: Clear all QP fields if creation failed rxeqpdocleanup relies on valid pointer values in QP for the properly created ones. However, if rxeqpfrominit fails, the QP fields may be filled with garbage, causing the followi...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nfqueue – fixed a possible use-after-free issue. Eric Dumazet says: The sockhold function seems suspicious, as there is no guarantee that skrefcnt is not already 0. If this occurs, we cannot queue the packet and mus...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: gadgetfs: epio – wait until IRQ finishes. After usbepqueue, if waitforcompletioninterruptible is interrupted, we need to wait until IRQ is completed. Otherwise, complete from epiocomplete can corrupt the stack...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: net: fec: fixed the potential memory leak in fecenetinit. If the memory allocated for cbdbase fails, it should free the memory allocated for the queues; otherwise, a memory leak will occur. And if the memory allocated for the...

Astra Linux – Vulnerability in Linux

A issue was discovered in the Linux kernel through version 5.11.10. In the drivers/net/ethernet/freescale/gianfar.c file of the Freescale Gianfar Ethernet driver, it was found that a negative fragment size can be calculated in situations where an rx queue overrun occurs when jumbo packets are use...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nullblk: Always check the queue mode setting from configfs. Make sure to check the device queue mode in the nullvalidateconf function, and return an error for NULLQRQ since we do not allow legacy I/O paths. Without this patch, we...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: nbd: The issue of task hanging when the signal interrupt nbdstartdeviceioctl occurs has been fixed. The following program is a simplified version of the reproducer function: c int mainvoid int sv2, fd; if socketpairAFUNIX,...