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: comedi: Flushing partial mappings in the error case If some remappfnrange calls succeeded before one failed, we still have buffer pages mapped into the user-space page tables when we drop the buffer reference with...

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

In the Linux kernel, the following vulnerabilities have been resolved: ocfs2: Fixed an uninitialized value in ocfs2filereaditer. Syzbot has reported the following KMSAN errors: BUG: KMSAN: Uninitialized value in ocfs2filereaditer+0x9a4/0xf80; ocfs2filereaditer+0x9a4/0xf80; ioread+0x8d4/0x20f0;...

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: wifi: ath9k: A range check was added for connrspepid in htcconnectservice. I have also identified the following bugs in my fuzzer: - UBSAN: Array index out of bounds in drivers/net/wireless/ath/ath9k/htchst.c:26:51. Index 255 is...

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: sh: intc: Fixed a use-after-free bug in registerintccontroller In the error handling for this function, the variable d is freed without ever removing it from the intclist. This could lead to a use-after-free condition. To fix thi...

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: Ensure that the cache entry is active before calling cacheshow. The function cshow was called with protection from RCU. This only ensures that cp will not be freed. As a result, the reference count of cp can drop to zero,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ipc: Fixed a memory leak that occurred when msginitns failed during createipcns. Memory allocation using percpu may fail during createipcns. However, this failure is not properly handled, as the ipc sysctls and mq sysctls are...

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: um: ubd: Do not use drvdata in release. The drvdata is not available in release. Let’s simply use containerof to obtain the ubd instance. Otherwise, removing a ubd device will result in a crash: RIP: 0033:blkmqfreetagset+0x1f/0xb...

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: ALSA: usb-audio: Fixed potential out-of-bounds accesses for Extigy and Mbox devices A bogus device can provide a bNumConfigurations value that exceeds the initial value used in usbgetconfiguration for allocating dev-config. This...

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: xen: Fixed the issue where resources were not properly released in xenbusdevprobe This patch addresses a issue with the xenbusdevprobe function. In the xenbusdevprobe function, within the if err branch at line 313, the program...

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: NFSD: Prevent NULL dereference in nfsd4processcbupdate @ses is initialized to NULL. If nfsd4findbackchannel finds no available backchannel session, setupcallbackclient will attempt to dereference @ses, resulting in a segmentation...

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: ALSA: 6fire: Releasing resources at card release The current 6fire code attempts to release resources immediately after calling usb6firechipabort. However, at this point, the card object might still be in use since we are calling...

Astra Linux – Vulnerability in WebKit2GTK

The issue was addressed through improved checks. This issue is fixed in Safari 18.2, iOS 18.2, iPadOS 18.2, iPadOS 17.7.3, macOS Sequoia 15.2, tvOS 18.2, visionOS 2.2, and watchOS 11.2. Processing maliciously crafted web content may lead to an unexpected process crash...

Astra Linux – Vulnerability in WebKit2GTK

A type confusion issue has been resolved through improved memory handling. This issue is fixed in Safari 18.2, iOS 18.2, iPadOS 18.2, iPadOS 17.7.3, macOS Sequoia 15.2, tvOS 18.2, visionOS 2.2, and watchOS 11.2. Processing maliciously crafted web content may lead to memory corruption...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/modes: It is necessary to avoid division by zero more effectively in drmmodevrefresh. The drmmodevrefresh function attempts to avoid division by zero by checking whether htotal or vtotal is zero. However, we may still end ...

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: hfsplus: don't query the device logical block size multiple times Devices block sizes may change. One of these cases is a loop device by using ioctl LOOPSETBLOCKSIZE. While this may cause other issues like IO being rejected, in 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: nfsd: Ensure that exp remains active before calling svcexportshow. The function eshow was called with protection from RCU. This only ensures that exp will not be freed. As a result, the reference count of exp can drop to zero,...

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: ad7780: fixed the issue of dividing by zero in ad7780writeraw. In ad7780writeraw, val2 can be zero, which may lead to a division by zero error in DIVROUNDCLOSEST. ad7780writeraw is based on iioinfo’s writeraw function. While val ...

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: ftrace: A regression was fixed related to the module command in stacktracefilter. When executing the following command: echo "write:mod:ext3" /sys/kernel/tracing/stacktracefilter The current mod command causes a null pointer...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: imx-jpeg: Set video drvdata before registering the video device The video drvdata should be set before the video device is registered. Otherwise, videodrvdata may return NULL in the open file operations, leading to errors...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iouring/tctx: A workaround has been implemented for the allocation error issue with xastore. The syzbot triggered the following WARNON: WARNING: CPU: 0, PID: 16, in iouring/tctx.c, line 51: iouringfree+0xfa/0x140. The warning...

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

In the Linux kernel, the following vulnerabilities have been resolved: leds: class: Protect access to brightnessshow using ledcdev-ledaccess mutex There is a NULL pointer issue observed when Process A adds a hid device, resulting in the addition of a ledcdev object. Subsequently, another call to...

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: jfs: fixed an array-index-out-of-bounds issue in jfsreaddir. The stbl might contain some invalid values. A check was added to return an error code in such cases...

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: jfs: Fix for array-index-out-of-bounds in dtReadFirst. The value of stbl can sometimes be out of bounds due to a faulty filesystem. A check was added, along with an appropriate return of the error code in such cases...

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: afpacket: Avoid errors after sockinitdata in packetcreate. After sockinitdata, the allocated sk object is attached to the provided sock object. In case of an error, packetcreate frees the sk object, leaving a dangling pointer 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: bpf: Fix OOB devmap writes when deleting elements Jordy reported an issue with XSKMAP, which also affects DEVMAP. Due to XSKMAP being a signed integer, OOB writes occur. The fix is simple—change the type from int to u32. However,...

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: drm/dpmst: Fixed the check on the length of the MST sideband message body. The issue involved checking the length of the MST sideband message body; it must be at least 1 byte, taking into account the message body CRC also known a...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: can: dev: cansettermination, which allows for GPIO devices that are in a sleeping state to be managed. In commit 6e86a1543c37 “can: dev: provide optional GPIO-based termination support”, GPIO-based termination support was added...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ksmbd: A out-of-bounds read vulnerability in ksmbdvfsstreamread has been fixed. The offset from the client can be a negative value, which may lead to an out-of-bounds read of the streambuf...

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: HID: wacom: fix when get product name maybe null pointer Due to incorrect dev-product reporting by certain devices, null pointer dereferences occur when dev-product is empty, leading to potential system crashes. This issue was...

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: geneve: Do not assume that the MAC header is set in genevexmitskb. We should not assume that the MAC header is present in the output path. Instead, use skbethhdr instead of ethhdr to fix this issue. sysbot reported the...

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

In the Linux kernel, the following vulnerability has been resolved: net: defer final ‘struct net’ free in netns dismantle Ilya reported a slab-use-after-free in dstdestroy 1 The issue lies in xfrm6netinit and xfrm4netinit: They copy xfrm46dstopstemplate into net-xfrm.xfrm46dstops. However, the ne...

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: net: lapb: increase LAPBHEADERLEN It is unclear whether the net/lapb code is ready for 8021q. We can at least avoid crashes like the following: skbuff: skbunderpanic: text:ffffffff8aabe1f6 len:24 put:20 head:ffff88802824a400...

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: Clearing the XPRTSOCKUPDTIMEOUT when resetting the transport. Since the transport-sock has been set to NULL during the reset of the transport, the XPRTSOCKUPDTIMEOUT also needs to be cleared. Otherwise, the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Handling of errors when calling otx2mboxgetrsp in otx2dmacflt.c has been improved. A check for an error pointer was added after calling otx2mboxgetrsp...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ionic: Fixed the issue where the netdev notifier was unregistered when registernetdev failed. If registernetdev fails, the driver leaks the netdev notifier. This issue is fixed by calling ioniclifunregister after registernetdev...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iouring: Check whether iowq is killed before queuing it. Task work can be executed after the task has gone through iouring termination—whether it’s the final taskwork run or the fallback path. In this case, task work will find th...

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: netdevsim: prevented bad user input in nsimdevhealthbreakwrite. If a zero count or a large number is provided, the kernel may crash...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Handling of errors when calling otx2mboxgetrsp in otx2flows.c has been improved. A check for the error pointer was added after calling otx2mboxgetrsp...

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: rtc: Check whether the rtcreadtime call was successful in rtctimerdowork. If the rtcreadtime call fails, the struct rtctime tm; structure may contain uninitialized data, or an illegal date/time reading from the RTC hardware may...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: PCI: Fixed the memory leak in resetmethodstore In resetmethodstore, a string is allocated via kstrndup and assigned to the local variable “options”. Then, options is used with strsep to find spaces: c while name = strsep&options,...

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: fbdev: sh7760fb: A possible memory leak has been fixed in sh7760fballocmem. When information such as info-screenbase is not ready, calling sh7760fbfreemem does not release the memory correctly. Instead, call dmafreecoherent...

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

In the Linux kernel, the following vulnerabilities have been resolved: scsi: qedi: Fixed a possible memory leak in qediallocandinitsb. The hook “qediops-common-sbinit = qedsbinit” does not release the DMA-mapped memory sbvirt when it fails. Added dmafreecoherent to release this memory. This is th...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfs/fscache: A memory barrier was added for the FSCACHEVOLUME CREATING operation. In the fscachecreatevolume function, there is a missing memory barrier between the bit-clearing operation and the wake-up operation. This may lea...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries/vas: Added a close callback in the vasvmops structure. The VMA address is saved in the VAS window structure when the paste address is mapped. This VMA address is used during migration to unmap the paste address if...

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

In the Linux kernel, the following vulnerabilities have been resolved: nfsd: fixed the issue where a leak occurred during nfs4openowner when nfsd4open was performed concurrently. The action force umount-f operation attempts to terminate all rpctask. However, the umount operation may fail if some...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/sti: avoided potential dereferencing of error pointers in stigdpatomiccheck. The return value of drmatomicgetcrtcstate needs to be checked. This is done to avoid using the error pointer ‘crtcstate’ in case of a failure...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/sti: avoided potential dereferencing of error pointers in stihqvdpatomiccheck. The return value of drmatomicgetcrtcstate needs to be checked. This is done to avoid using the error pointer ‘crtcstate’ in case of a failure...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: s390/entry: Mark IRQ entries to fix stack depot warnings The stack depot filters out everything outside of the top interrupt context as an uninteresting or irrelevant part of the stack traces. This helps with stack trace...

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: scsi: megaraidsas: Fix for a potential deadlock. This fix resolves the “possible circular locking dependency detected” warning. CPU0 CPU1 ---- ---- lock&instance-resetmutex; lock&shost-scanmutex; lock&instance-resetmutex;...

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: arm64: ptrace: Fixed the issue of partial SETREGSET for NTARMTAGGEDADDRCTRL. Currently, the taggedaddrctrlset function does not initialize the temporary “ctrl” variable. A SETREGSET call with a length of zero will leave this...