Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bpf: Silence a warning in btftypeidsize syzbot reported a warning in 1 with the following stacktrace: WARNING: CPU: 0 PID: 5005 at kernel/bpf/btf.c:1988 btftypeidsize+0x2d9/0x9d0 kernel/bpf/btf.c:1988 ... RIP:...

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: mptcp: fixed a race condition in mptcppmdeladdtimer The mptcppmdeladdtimer function can call skstoptimersyncsk, &entry-addtimer. It is reported that there might already be a free entry, as reported by syzbot. Added RCU...

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: “comedi”: checking the attached status of devices in compatible IOCTLs. Syzbot identified a issue 1 that causes the kernel to crash, seemingly due to the absence of the callback dev-getvalidroutes. This should never happen, as 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: drm/vgem-fence: Fix potential deadlock on release A timer that expires a vgem fence automatically in 10 seconds is now released with timerdeletesync from fence-ops.release called on last dmafenceput. In some scenarios, it can run...

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: fbcon: Fixed integer overflow in fbcondosetfont. Integer overflow vulnerabilities were addressed in fbcondosetfont, where font size calculations might cause overflow when handling user-controlled font parameters. These...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: fs/ntfs3: Fixed a memory leak that occurred when ntfsreadmft failed. When the label ATTRROOT in ntfsreadmft sets isroot = true and ni-niflags |= NIFLAGDIR, the next attribute will go to the label ATTRALLOC, resulting in an...

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

In the Linux kernel, the following vulnerabilities have been resolved: Quota: Fixed a warning in dqgrab. The following issue occurs during fault injection: WARNING: CPU: 1 PID: 14870 at include/linux/quotaops.h:51 dquotdisable+0x13b7/0x18c0 Modules linked in: CPU: 1 PID: 14870 Comm: fsconfig Not...

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: cpufreq/longhaul: handled NULL policy in longhaulexit The longhaulexit function was calling cpufreqcpuget0 without checking for a NULL policy pointer. On some systems, this could lead to a NULL derefrence and a kernel warning or...

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/vmwgfx: Validating the command header size against SVGACMDMAXDATASIZE This data originates from user space and is used in buffer offset calculations, which may potentially lead to an out-of-bounds access if the calculation...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fbdev: udlfb: Fix endpoint check The syzbot fuzzer detected a problem with the udlfb driver, caused by an endpoint that does not have the expected type. usb 1-1: Failed to read the EDID byte 0; result: -71. usb 1-1: Unable to...

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

In the Linux kernel, the following vulnerability has been resolved: NFSD: Defined a proc-layout commit for the FlexFiles layout type. Avoid a crash if a pNFS client happens to send a LAYOUTCOMMIT operation on a FlexFiles layout...

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

In the Linux kernel, the following vulnerability has been resolved: ubi: A possible null-ptr-deref occurred in ubifreevolume. This issue will occur in the following scenario: uifinit ubiaddvolume cdevadd – If this function fails, it will call killvolumes. deviceregister killvolumes – If...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tty: serial: imx: disable Ageing Timer interrupt request irq There might be pending USR interrupts before requesting the IRQ. However, the uartaddoneport function has not been executed, which could lead to a kernel panic. 0.79566...

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: usb: dwc3: Fixed a race condition between concurrent call paths that invoke dwc3removerequests. This patch addresses a race condition caused by unsynchronized execution of multiple call paths that invoke dwc3removerequests, leadi...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: media: mc: Clear minor number before putting device The device minor number should not be cleared after the device is released...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: btrfs: In the case of zoned filesystems, there’s a memory leak that occurs after finding a block group containing super blocks. In the excludesuperstripes function, if we encounter a block group that contains super blocks, and we...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fixed the DMA-API call trace for NVMe LS requests. The following message and call trace were observed with debug kernels: DMA-API: qla2xxx 0000:41:00.0: The device driver failed to check the map error device...

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: kvaserusb: leaf: Fix potential infinite loop in command parsers The functions kvaserusbleafwaitcmd and kvaserusbleafreadbulkcallback contain logic for handling zero-length commands. These commands are used to align data with 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: ipvs: Deferring the unregistration of ipvsftp during netns cleanup. During the netns cleanup process, ipvsftpexit may unregister ipvsftp before all connections with valid cp-app pointers are flushed, leading to a use-after-free...

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

In the Linux kernel, the following vulnerabilities have been resolved: net: Fixed the issue where load values were being altered in sk-skstamp during sockrecvcmsgs. KCSAN identified a data race in sockrecvcmsgs, where the read access to sk-skstamp requires using READONCE. BUG: KCSAN: Data race in...

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: net/smc: The use of smclgrlist.lock is required to protect the iteration of smclgrlist.list during smcrportadd. During the execution of smcrportadd, there may be operations that add or delete entries from smclgrlist.list at the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs: dropping peer group IDs under namespace lock When cleaning up peer group IDs in the failure path, we need to ensure that the namespace lock is retained. Otherwise, another thread might simultaneously change the mount status...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb: Server: Fixed a leak of activenumconn in ksmbdtcpnewconnection. When ksmbdtcpnewconnection fails due to a kthreadrun failure, the transport is freed using freetransport, which does not decrement activenumconn, resulting in a...

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: Firmware: stratix10-svc – Fixed a bug in saving controller data. Fixed the incorrect use of platformsetdrvdata and devsetdrvdata. Both functions refer to the same data, and they override each other. This caused the svc driver’...

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: mtd: rawnand: cadence: The issue involves fixing a situation where the NULL pointer of the DMA device was dereferenced, without ensuring that cdnsctrl-dmac was properly initialized first. The pointer dmadev was being dereferenced...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Prevents handling of any completions after the destruction of a QP Queue Pair. The hardware may generate completions indicating that the QP has been destroyed. The driver should not schedule any completion handlers f...

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: vsock: Ignore signals/timesouts on connect if the socket is already established. During connect, acting on a signal/timesout by disconnecting an already established socket leads to several issues: 1. connect invokes...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Added a check for kmemdup. Since kmemdup may return a NULL pointer, it would be better to add a check on the return value to avoid dereferencing a NULL pointer...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drivers: dio: A possible memory leak has been fixed in dioinit. If deviceregister returns an error, the dev object and its associated name need to be freed. Add a release function, and then call putdevice in the error handling...

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

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: Do not free the qgroup space unless specified. Boris noticed during his simple quota testing that there was a leak caused by Sweet Tea’s change to the subvol create function, which would stop a transaction commit. This...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Staging: vt6655 – fixed a potential memory leak. In the function deviceinittd0ring, memory is allocated for the member tdinfo of priv-apTD0Ringsi, where i increases from 0. If an allocation failure occurs, the memory is freed in...

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: Backlight: led-bl: Added devlink to the supplier LEDs The LED Backlight is a consumer of one or multiple LED class devices. However, devlink currently cannot create the correct supplier-producer links when the supplier is a LED...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: mmc: alcor: fixed the return value check in mmcaddhost The mmcaddhost function may return an error. If we ignore its return value, the memory allocated in mmcallochost will be leaked, leading to a kernel crash due to the remov...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Firmware: armscmi: Fixed a slab-use-after-free in scmibusnotifier. The scmidev-name is released prematurely in scmidevicedestroy, which causes a slab-use-after-free when accessing scmidev-name in scmibusnotifier. Therefore, the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: Fixed the issue where f2fswaitonpagewriteback was called in f2fswriterawpages. A BUG will be triggered when writing files concurrently, because the same page may be written back multiple times. The bug occurs at...

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

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx4: This issue prevents shift wrapping in the setusersqsize function. The ucmd-logsqbbcount variable is controlled by the user, which means that the shift operation can cause wrapping. This issue can be fixed by using...

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: bpf: Explicitly check accesses to bpfsockaddr Syzkaller identified a kernel warning in the bpfsockaddr function: c 0: r0 = 0 1: r2 = u32 r1 + 60 2: exit This triggers the verifier bug: an error occurs during the context access...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: max9286: Free control handler. The control handler is exposed in some probe-time error paths, as well as in the remove path. This issue has been fixed...

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

In the Linux kernel, the following vulnerability has been resolved: pid: Added a check for ns null in pidnrns. taskpidnrns ns = taskactivepidnscurrent; pidnrnsrcudereferencetaskpidptrtask, type, ns; if pid && ns-level level Sometimes, null is returned for taskactivepidns. This can trigger kernel...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: gpu: lontium-lt9611: Fixed a NULL pointer dereference in lt9611connectorinit. A NULL check on bridge-encoder indicates that it may be NULL, but it has already been dereferenced on all paths leading to the check. 812: if...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: In the ofmodalias function, we can pass the str and len parameters. This could lead to a kernel oops in vsnprintf, as the function only allows passing a NULL pointer when the length is also 0. Additionally, we need to filter out...

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

In the Linux kernel, the following vulnerability has been resolved: hfsplus: fix slab-out-of-bounds read in hfsplusstrcasecmp The hfsplusstrcasecmp logic can trigger the issue: 117.317703 T9855 ================================================================== 117.318353 T9855 BUG: KASAN:...

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: USB: Storage: Fix memory leak in USB bulk transport A memory leak in the kernel was identified using the ‘ioctlsg01’ test from the Linux Test Project LTP. The following bytes were observed: 0x53425355. When USB storage devices...

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

In the Linux kernel, the following vulnerabilities have been resolved: Thermal: Intel: quarkdts: fixed error pointer dereference. If allocsocdts fails, we can simply return. Trying to free “socdts” will result in a Oops error...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: i2c: cadence: cdnsi2cmasterxfer: Fixed a runtime PM leak on the error path. The cdnsi2cmasterxfer function acquires a runtime PM reference when it is executed. This reference is released when the function exits. Currently, there ...

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: crypto: essiv – The ssizei check is moved to the beginning of essivaeadcrypt, so it is also checked for decryption and in-place encryption operations...

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: PCI/IOV: Fixed a race condition between enabling/disabling SR-IOV and hot-plug events. The commit 05703271c3cd “PCI/IOV: Added locking for PCI rescan and removal when enabling/disabling SR-IOV” attempted to address the race...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: “IB/isert: Fix incorrect release of isert connection” The commit with ID 699826f4e30a “IB/isert: Fix incorrect release of isert connection” is causing problems when DEVICEREMOVAL occurs in OPA. ------------ Cut here ------------...

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: bpf: Ensuring that pending IRQ work is processed before freeing the ring buffer. A race condition was addressed in this fix, where irqwork could be queued in bpfringbufcommit, but the ring buffer was freed before the work execute...

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: bus: fsl-mc: Check the return value of platformgetresource. platformgetresource returns NULL in case of failure. Therefore, check its return value and propagate the error to prevent NULL pointer dereferencing...