Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: Fixed an issue where shareconf was freed after use, in compound requests. smb2getksmbdtcon reuses work-tcon in compound requests without validating tcon-tstate. ksmbdtreeconnlookup checks that tstate is equal to...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ALSA: ymfpci: Created a card with the device-managed snddevmcardnew function. The sndcardymfpciremove function was removed in commit c6e6bb5eab74 “ALSA: ymfpci: Allocating resources using device-managed APIs”, but the call to...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ceph: Messages from MDS are dropped when unmounting When unmounting, all dirty buffers will be flushed. After the last osd request is completed, the last reference to icount will be released. Then, the dirty buffers will be flush...

Astra Linux – Vulnerability in Linux

In the Linux kernel before version 5.12.4, the net/bluetooth/hcievent.c file contains a use-after-free issue when destroying an hcichan, specifically related to CID-5c4c8c954409. This issue results in the writing of an arbitrary value...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Media: PCI: cx23885: Fixed error handling in cx23885initdev When the driver fails to call dmasetmask, the driver will encounter the following error: 55.853884 BUG: KASAN: Use-after-free in processremoveddriver+0x3c/0x240 55.85448...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Tracing/histogram: Fixed a potential memory leak in kstrdup. The kfree function is not called in the error path, resulting in the memory allocated by kstrdup not being freed properly. p = param = kstrdupdata-paramsi, GFPKERNEL...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fhid: fix refcount leak on error path When failing to allocate reportdesc, opts-refcnt has already been incremented; therefore, it needs to be decremented to prevent the options structure from being permanently locke...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: The probe fails when the workqueue cannot be enabled The workqueue is enabled when the appropriate driver is loaded, and disabled when the driver is removed. When the driver is removed, it assumes that the...

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: mlxsw: spectrumacltcam: A memory leak has been fixed when canceling the rehash operation. The rehash operation is rescheduled with a delay if the number of credits at the end of the operation is not negative—this indicates that t...

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: SUNRPC: Fixed some memory leaks in gssxdecoptionarray. The creds and oa-data fields need to be freed during error-handling processes after they are allocated. Therefore, this patch adds the necessary deallocation operations in th...

Astra Linux – Vulnerability in Linux, Linux 5.10

The function usb8devstartxmit in the file drivers/net/can/usb/usb8dev.c within the Linux kernel, up to version 5.17.1, contains a double-free...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: scsi: qla2xxx: Fixed a crash that occurred due to stale SRB accesses during I/O timeouts. Ensured that the SRB is returned during the escalation of an I/O timeout error. If this is not possible, the escalation path is failed...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tty: ttybuffer: Fixed the soft lockup issue in flushtoldisc. When running the ltp testcase ltp/testcases/kernel/pty/pty04.c with arm64, there is a soft lockup. The detailed call trace is as follows: Workqueue: eventsunbound →...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: f2fs: fixed the issue of tagging the “gcing” flag on the page during block migration. It is necessary to add the missing “gcing” flag on the page during block migration, in order to ensure that the migrated data is persisted duri...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dmaengine: dw-axi-dmac: Do not print NULL LLI during an error. During debugging, we encountered an issue where the axichandumplli function was passed a NULL LLI pointer, which ultimately caused an OOPS error due to attempts to...

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 for TX CQE messages. For an unknown type of TX CQE error likely due to newer hardware, still free the SKB, update the queue tail, etc. Otherwise, the accounting data will be incorrect...

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

In the Linux kernel, the following vulnerability has been resolved: gfs2: Fixed possible data races in gfs2showoptions Some fields such as gtlogdsecs of the struct gfs2tune are accessed without holding the lock gtspin in gfs2showoptions: val = sdp-sdtune.gtlogdsecs; if val != 30 seqprintfs,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net: fixed the issue with the netdevstartxmit trace event vs skbtransportoffset After the committed code, we must be more careful when using skbtransportoffset, as reminded by syzbot: WARNING: CPU: 0 PID: 10 at...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Firmware: armscmi: Fixed a double-free in the SMC transport cleanup process. When the generic SCMI code destroys a channel, it calls the chanfree callback function, which is defined by each transport. Since multiple protocols may...

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

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables – Failure to set the dormant flag on the hook register We need to set the dormant flag again if we fail to register the hooks. During memory pressure, hook registration may fail, resulting in a table being...