Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: platform: exynos4-is: Added a hardware sync wait to fimcishwchangemode In fimcishwchangemode, the function changes camera modes without waiting for hardware completion. This can lead to corrupted data or a system hanging i...

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: media: cx231xx: set devicecaps for 417. The videodevice for the MPEG encoder did not set devicecaps. This issue needs to be addressed; otherwise, the videodevice cannot be registered a WARNON message will be generated. This issue...

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: vxlan: Annotate FDB data races The “used” and “updated” fields in the FDB entry structure can be accessed concurrently by multiple threads, leading to issues such as reported cases like 1. These issues can be reproduced using ...

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: btrfs: corrected the order of the prelimref arguments in btrfsprelimref The btrfsprelimref function calls the old and new reference variables in the incorrect order. This causes a NULL pointer dereference because oldref is...

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: RDMA/rxe: Fixed the slab-use-after-free read issue in rxequeuecleanup. Call Trace: dumpstack lib/dumpstack.c:94 inline dumpstacklvl+0x7d/0xa0 lib/dumpstack.c:120 printaddressdescription mm/kasan/report.c:378 inline...

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: Wifi: mt76: disabling NAPI during driver removal A warning regarding driver removal began to appear after the commit 9dd05df8403b „net: warn if NAPI instance wasn’t shut down”. The Tx NAPI should be disabled before deleting it in...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Firmware: armffa – Set dmamask for FFA devices. Setting dmamask for FFA devices is necessary; otherwise, DMA allocation using the device pointer may lead to the following warning: WARNING: CPU: 1, PID: 1, at...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: scsi: megaraidsas: Fixed an invalid node index issue. On systems with DRAM interleave enabled, out-of-bound access was detected: megaraidsas 0000:3f:00.0: Requested/available msix 128/128 pollqueue 0 ------------ Cut here...

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

A transient execution vulnerability in some AMD processors may allow an attacker to extract data from the L1D cache, potentially leading to the leakage of sensitive information across privileged boundaries...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Fixed potential crashes during module unloading. The vmbus driver relies on the panic notifier infrastructure to perform certain operations when a panic event is detected. Since vmbus can be built as a module,...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: scsi: libfc: Fixed the use of variables after they are freed in fcexchabtsresp. The function fcexchrelease/ep decreases the reference count of the ep variable. When the reference count reaches zero, the ep variable is freed...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/hfi1: Fixed a use-after-free bug related to the mm struct. Under certain conditions, such as MPIAbort, the hfi1 cleanup code may represent the last reference held on the task’s mm. hfi1mmurbunregister then releases the la...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: LZ4: fixed the issue of partial reading beyond the bounds of the buffer during decoding. During partialDecoding, an EOF occurs if either the output buffer is full or if reading further beyond the offset is not possible. In some...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Check for a potential null return from kmallocarray. Since kmallocarray may return null, the use of 'eventwaitersi.wait' could lead to a null pointer derefrence. Therefore, it is better to check the return value of...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: veth: Ensure that the eth header is in the linear part of the skb structure. After feeding a decapsulated packet to a veth device using actmirred, skbheadlen might be set to 0. However, vethxmit calls devforwardskb, which expects...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: WireGuard: socket: freeskb in send6 when IPv6 is disabled. I received a report of a memory leak: Unreferenced object: 0xffff8881191fc040 size 232 Command: kworker/u17:0, PID: 23193, Jiffies: 4295238848 age: 3464.870 seconds Hex...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: power: supply: ab8500: A memory leak has been fixed in ab8500fgsysfsinit. The kobjectinitandadd function takes a reference even when it fails. According to the documentation for kobjectinitandadd: if this function returns an erro...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: scsi: qla2xxx: Suppressed a kernel complaint in qlacreateqpair 12.323788 BUG: Using smpprocessorid in preemptible 00000000 code: systemd-udevd/1020 12.332297 Caller is qla2xxxcreateqpair+0x32a/0x5d0 qla2xxx 12.338417 CPU: 7 PI...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: scsi: qla2xxx: Fix scheduling while atomic The driver makes a call to the midlayer function fcremoteportdelete, which can put the thread to sleep. The thread that originates the call is in interrupt context. The combination of...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: bpf, sockmap: Fixed a memory leak in tcpbpfsendmsg when skmsg is full. If tcpbpfsendmsg is running while skmsg is full, and skmsgalloc returns an -ENOMEM error, tcpbpfsendmsg will enter a waitformemory state. If part of the...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Video: fbdev: sm712fb: Fixed a crash in smtcfbwrite When the sm712fb driver writes three bytes to the framebuffer, the driver crashes. Bug: Unable to handle a page fault for the address: ffffc90001ffffff RIP:...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: Do not clean up the repair bio if submission fails. The submission helper always runs bioendio on the bio if submission fails. Therefore, cleaning up the bio only leads to various use-after-free errors and NULL pointer...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ixgbe: Added locking to prevent panics when setting sriovnumvfs to zero. It is possible to disable VFs while the PF driver is processing requests from the VF driver. This can result in a panic. BUG: Unable to handle kernel...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: cpufreq: governor: Using the kobject release method to free dbsdata The struct dbsdata contains a struct govattrset, and the struct govattrset contains a kobject. Since every kobject must have a release method, and we cannot...

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 5.10

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Actually free the watch object. The freewatch function does everything except actually freeing the watch object. This issue is fixed by adding the missing kfree call. KMEMLEAK generates a report similar to the...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: media: stk1160: If the start stream fails, the buffers should be returned with the state “VB2BUFSTATEQUEUED”. Currently, buffers are returned with the state “VB2BUFSTATEERROR”, which is incorrect. This issue has been fixed. This...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ASoC: mxs: Fixed error handling in mxssgtl5000probe. This function only calls ofnodeput in the regular path. It will cause a refcount leak in error-prone paths. For example, when codecnp is NULL, saifnp0 and saifnp1 are not NULL,...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: TCP: added accessors to read/set tp-sndcwnd. Over the years, we’ve had various bugs in the code that broke the assumption that tp-sndcwnd is greater than zero. Recently, syzbot reported that the condition WARNONONCE!tp-priorcwnd...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: bcache: Avoid a “journal no-space deadlock” by reserving 1 journal bucket. The “journal no-space deadlock” has been reported from time to time. Such a deadlock can occur in the following situations: When all journal buckets are...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8712: fix uninit-value in r871xudrvinit When 'tmpU1b' returns from r8712read8padapter, EE9346CR is 0, 'mac6' will not be initialized. BUG: KMSAN: uninit-value in r871xudrvinit+0x2d54/0x3070...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: exec: Force a single empty string when argv is empty Quoting 1 Ariadne Conill: “In several other operating systems, it is a hard requirement that the second argument to execve2 be the name of a program. This prevents scenarios...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: - block: Fixed a issue where rq-qos\donebio was skipped if BIOTRACKED was not set. As a result, bioendio now skips rqqosdonebio if BIOTRACKED is not set. While this fixed a potential error, it also caused issues with blk-iocos...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: TCP: Fixed a data race around the sysctltcpthinlineartimeouts function. When reading sysctltcpthinlineartimeouts, it can be changed concurrently. Therefore, we need to add READONCE to its reader...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ima: Fixed a potential integer overflow in imaappraisemeasurement. When ima-modsig is enabled, the rc parameter passed to evmverifyxattr may be negative, which could lead to an integer overflow issue...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: xen/netback: Avoid entering xenvifrxnextskb with an empty rx queue. xenvifrxnextskb expects the rx queue not to be empty. However, if the loop in xenvifrxaction performs multiple iterations, the availability of another skb in the...

Astra Linux – Vulnerability in libpng1.6

LIBPNG is a reference library used in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. Prior to version 1.6.55, there was an out-of-bounds read vulnerability in the pngsetquantize API function. When this function is called without a histogram and th...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: igb: Fixed a use-after-free issue in igbcleantxring. Fixed the following use-after-free bug in the igbcleantxring routine when the NIC is running in XDP mode. This issue can be triggered by redirecting traffic to the igb NIC a...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: tipc: Fixed a use-after-free issue in tipcnamedreinit. syzbot identified the following issue: BUG: KASAN: Use-after-free in tipcnamedreinit+0x94f/0x9b0 net/tipc/namedistr.c:413 A 8-byte read at address ffff88805299a000 was...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: bpf: Fixed the requestsock leak in sk lookup helpers A customer reported a requestsocket leak in a Calico cloud environment. We found that a BPF program was performing a socket lookup, taking a reference count of the socket. It w...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: xtensa: Fixed the refcount leak issue in the time.c file. In calibccount, the offindcompatiblenode function will return a node pointer with the refcount incremented. We should use ofnodeput when this node pointer is no longer...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ARM: cns3xxx: Fixed the refcount leak in cns3xxxinit. offindcompatiblenode returns a node pointer with a refcount incremented. We should use ofnodeput on it after processing. Add the missing ofnodeput call to avoid the refcoun...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ipv6: fixed a panic that occurred when forwarding a packet without an in6 dev associated with the interface. Kongweibin reported a kernel panic in ip6forward, when the input interface does not have an in6 dev associated. The...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v3: Fixed the polling for GICRCTLR.RWP. It turns out that our polling of RWP is completely incorrect when checking it in the redistributors. We were testing the distributor bit index, but it’s actually a different bit...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommu/omap: Fixed a regression in the probe for NULL pointer dereferencing. The commit 3f6634d997db “iommu: Use the correct method to retrieve iommuops” started causing a NULL pointer dereference for some omap variants:...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: IB/rdmavt: added a lock to the call to rvterrorqp to prevent a race condition. The documentation for the rvterrorqp function states that both rlock and slock need to be held when calling that function. It also includes an asserti...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ubifs: renamewhiteout: Fixed double-free of whiteoutui-data The variable whiteoutui-data will be freed twice if the space allocation fails during the rename operation. The process is as follows: 1. renamewhiteout: - dev = kmalloc...

Astra Linux – Vulnerability in xwayland, xorg-server

A flaw related to accessing an uninitialized pointer was discovered in X.Org and Xwayland. The compCheckRedirect function may fail if it cannot allocate the backing pixmap. In such cases, compRedirectWindow will return a BadAlloc error without validating the window tree just before processing; as...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ext4: Avoid cycles in the h-tree A maliciously corrupted filesystem can contain cycles in the h-tree stored inside a directory. This can easily lead to the kernel corrupting tree nodes that have already been verified during...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: xfrm: unexport init-annotated xfrm4protocolinit EXPORTSYMBOL and init are a poor combination, as the .init.text section is freed after initialization. As a result, modules cannot use symbols annotated with init. Accessing a...