Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/i915: Fixed the reference counting during error capture and debugfs dump. When GuC support was added to error capture, the reference counting around the request object was broken. This issue has been fixed. The context-bas...

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

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Prevent lpfcdebugfslockstatwrite buffer overflow A static code analysis tool identified the possibility of buffer overflow when using copyfromuser for a debugfs entry. Currently, it is possible that copyfromuser copie...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: i40e: Fixed NULL pointer dereferencing in i40edbgdumpdesc. When attempting to dump VFs using debugfs, a crash occurred due to NULL pointer dereferencing in i40edbgdumpdesc. A check was added to i40edbgdumpdesc to ensure that the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: thermal/debugfs: Free all thermal zone debug memory upon removing a zone Since thermaldebugtzremove does not free all the memory allocated for thermal zone diagnostics, some of that memory becomes unreachable after freeing the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: thermal/debugfs: Prevent a use-after-free from occurring after the cdev removal. Since thermaldebugcdevremove does not run under cdev-lock, it can run in parallel with thermal Debugcdevstateupdate. This may free the struct therma...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/nouveau/debugfs: fixed the memory leak when releasing files. When using singleopen to open a file, singlerelease should be called. Otherwise, the memory allocated with singleopen may be leaked...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: sched/debug: The issue of dentry leaks during the updatescheddomaindebugfs function has been fixed. Kuyo reports that the pattern of using debugfsremovedebugfslookup causes a dentry leak. With a hotplug stress test, the machine...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xhci: Fixed a NULL pointer dereference issue when reading PortLib’s debugfs files. Michal reported and debugged a NULL pointer dereference bug in the recently added PortLib’s debugfs files. The issue occurs when there are more po...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Prevent buffer overflow crashes in debugfs due to malformed user input. Malformed user input to debugfs can lead to buffer overflow crashes. It is necessary to adjust the length of the input string so that it fits...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tty: pcnuart: A memory leak was fixed by using debugfslookup. When calling debugfslookup, the result must also call dput on it; otherwise, a memory leak will occur over time. To simplify things, simply call debugfslookupandremove...

Astra Linux – Vulnerability in Linux 5.10

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

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: grudc: fixed a memory leak that occurred when using debugfslookup. When calling debugfslookup, the result must be processed by calling dput; otherwise, a memory leak will occur over time. To simplify things, simply...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: kernel/printk/index.c: fixed the memory leak that occurred when using debugfslookup. When calling debugfslookup, the result must be processed by calling dput, otherwise a memory leak will occur over time. To simplify things, simp...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: USB: bcm63xxudc: fixed a memory leak that occurred when using debugfslookup. When calling debugfslookup, the result must be processed by calling dput; otherwise, a memory leak will occur over time. To simplify things, simply call...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: USB: Gadget: pxa27xudc: fixed a memory leak that occurred when using debugfslookup. When calling debugfslookup, the result must be processed by calling dput on it; otherwise, a memory leak will occur over time. To simplify things...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: USB: uhci: fixed a memory leak that occurred when using debugfslookup. When calling debugfslookup, the result must also contain a call to dput; otherwise, a memory leak will occur over time. To simplify things, simply call...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: core: Fixed a use-after-free in sndsocexit. KASAN reported a use-after-free: BUG: KASAN: use-after-free in devicedel+0xb5b/0xc60. Size 8 was read at addr ffff888008655050 by task rmmod/387. CPU: 2 PID: 387 Comm: rmmod...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Added missing gfx11 MQD manager callbacks. The mqdstride function was introduced in commit 2f77b9a242a2 "drm/amdkfd: Update MQD management on multi XCC setup", but it wasn’t assigned to gfx11. This issue is fixed by...

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

In the Linux kernel, the following vulnerability has been resolved: Audit: Fixed a possible soft lockup in audit inode child. Tracefs or debugfs might cause hundreds to thousands of PATH records. Too many PATH records might lead to a soft lockup. For example: 1. CONFIGKASAN=y && CONFIGPREEMPTION=...