Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: rcv: kexec: Avoid deadlock in the kexec crash path. If the kexec crash code is called in the interrupt context, the machinekexecmaskinterrupts function will trigger a deadlock while trying to acquire the irqdesc spinlock, and the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: The state lock is taken during the txtimeout Reporter. The function mlx5esafereopenchannels requires the state lock to be taken. The changes referenced in the “Fixes” section removed the lock requirement to address...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: i3c: Use i3cdev-desc-info instead of calling i3cdevicegetinfo to avoid deadlock. A deadlock may occur because i3cmasterregister acquires &i3cbus-lock twice. See the log below. Use i3cdev-desc-info instead of calling...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb: Client: Fix deadlock in smb2findsmbtcon Unlock cifstcpseslock before calling cifsputsmbses to avoid such deadlocks...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: mt76: mt7921s – Fixed the issue where potentially hung tasks might occur during chip recovery. During chip recovery e.g., chip reset, there is a possibility that the kernel worker resetwork holds a lock and waits for the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fixed deadlock issues with SRQ async events. The xalock function for the SRQ table may be required in AEQ. Use xastoreirq/xaeraseirq to avoid deadlock...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Nilfs2: Fixed potential deadlocks caused by newly created symlinks. Syzbot reported that the pagesymlink function, called by nilfssymlink, triggers memory reclamation involving the filesystem layer. This can lead to circular lock...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iouring: A potential deadlock has been fixed in ioregisteriowqmaxworkers. The ioregisteriowqmaxworkers function calls ioputsqdata, which acquires the sqd-lock without releasing the uringlock. Similar to the commit 009ad9f0c6ee...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: PCI: Added a missing bridge lock to pcibuslock. One of the “true positives” identified by the cfgaccesslock lockdep effort is the following sequence: WARNING: CPU: 14 PID: 1 at drivers/pci/pci.c:4886...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ALSA: Fixed deadlocks that occurred during the removal of kctl elements at disconnection. In sndcarddisconnect, we set the card-shutdown flag at the beginning, called callbacks, and performed synchronization for the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: pinctrl: fixed a deadlock issue in the createpinctrl function when handling -EPROBEDEFER. In createpinctrl, the pinctrlmapsmutex is acquired before calling addsetting. If addsetting returns -EPROBEDEFER, createpinctrl calls...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: rtmutex: The rtmutex::waitlock function is dropped before scheduling. The rtmutexhandledeadlock function is called with the rtmutex::waitlock lock still held. In the good case, it returns with the lock held; in the deadlock case,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: padata: Use integer wrap-around to prevent deadlock in cases of seqnr overflow. When submitting more than 2^32 padata objects to padatadoserial, the current sorting implementation incorrectly sorts padata objects with overflowed...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: The issue with mcp251x: where a deadlock occurs when an interrupt occurs during mcp251xopen has been fixed. The mcp251xhwwake function is called with the mpclock mutex held, and the interrupt handler is disabled so that no...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Set SDEVOFFLINE when UFS is shut down There is a history of deadlock issues when a reboot is performed at the beginning of booting. After UFS shuts down, SDEVQUIESCE is set for all LU’s scsidevices. At that time,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: netrom: fixed a possible deadlock in nrrtioctl syzbot discovered a possible deadlock in nrrtioctl 1 Make sure we always acquire nrnodelistlock before using nrnodelocknrnode. 1 WARNING: a circular locking dependency was detecte...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: serial: imx: Introduced a timeout when waiting for the transmitter to become empty By waiting for at most 1 second until the USR2TXDC is set, we avoid a potential deadlock. In the event of a timeout, there’s not much we can do;...

Azure Linux 3.0 Security Update: kernel (CVE-2024-26934)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-26934 advisory. - In the Linux kernel, the following vulnerability has been resolved: USB: core: Fix deadlock in...

Azure Linux 3.0 Security Update: kernel (CVE-2024-27014)

"The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-27014 advisory. - In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Prevent deadlock while...

Azure Linux 3.0 Security Update: kernel (CVE-2024-39476)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-39476 advisory. - In the Linux kernel, the following vulnerability has been resolved: md/raid5: fix deadlock that raid5d wait...