Astra Linux – Vulnerability in Linux 5.10

Ubuntu Linux 6.8, 6.17, and 7.0 contain SAUCE patches that fail to validate invalid sizes of the name field in AppAmor notification responses. This bug can be triggered by an unprivileged local user, and it could lead to the processing of malicious responses...

Astra Linux – Vulnerability in Intel Microcode

Incomplete cleanup in some IntelR VT-d products may allow an authenticated user to potentially enable escalation of privileges via local access...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: PCI: mt7621: Added a sentinel to the quirks table. The current driver lacks a sentinel in the struct socdeviceattribute array, which causes a buffer overflow error when the socdevicematchmt7621pciequirksmatch function is called...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ceph: Fix for numops off-by-one when crypto allocation fails The movedirtyfolioinpagearray function may fail if the file is encrypted, if the dirty folio is not the first in the batch, and if it fails to allocate a bounce buffer ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: md/md-llbitmap: Skips reading rdevs that are not in sync. When reading bitmap pages from member disks, the code iterates through all rdevs and attempts to read from the first available one. However, it only checks for the raiddis...

Astra Linux – Vulnerability in Linux 5.15

A use-after-free flaw was discovered in the Linux kernel. When a disk is removed, the bdiunregister function is called to stop further write-back operations, and the system waits for the associated delayed tasks to complete. However, the wb inodewritebackend function may schedule bandwidth...

Astra Linux – Vulnerability in Linux 5.15

A flaw was discovered in the netdevsim device driver of the Linux kernel, related to the scheduling of events. This issue arises due to improper management of a reference count. This could allow an attacker to create a denial-of-service condition on the system...

Astra Linux – Vulnerability in Linux 5.15

A bug affects the ksmbd NTLMv2 authentication of the Linux kernel, and it is known to cause the operating system to crash immediately in Linux-based systems...

Astra Linux – Vulnerability in Linux 5.15

A issue was discovered in the Linux kernel through version 5.16-rc6. The function rtwinitxmitpriv in drivers/staging/r8188eu/core/rtwxmit.c lacks a check on the return value of rtwallochwxmits, which can lead to a null pointer derefrence...

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 – Vulnerability in Linux 5.15

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

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: cifs: fixed a potential double-free operation during a failed mount. RHBZ: https://bugzilla.redhat.com/showbug.cgi?id=2088799...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: uaccess: A integer overflow has been fixed in the accessok function. On three architectures, the end of a user’s access is checked against the address limit, without considering the possibility of an overflow. Passing a negative...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: crypto: qat – added parameter checks for DH. Requests with a source buffer that is larger than the size of the key are being rejected. This is to prevent a possible integer underflow that might occur when copying the source...

Astra Linux – Vulnerability in Linux 5.15

The following vulnerability has been resolved in the Linux kernel: btrfs: fixed an issue with the tree mod log handling of reallocated nodes. We have observed the following panics in production: - Kernel bug at fs/btrfs/tree-mod-log.c:677! - Invalid opcode: 0000 1 SMP - RIP:...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: powerpc/kprobes: Fixed a null pointer reference in archpreparekprobe I found a null pointer reference in archpreparekprobe: echo 'p cmdlineprocshow' kprobeevents echo 'p cmdlineprocshow+16' kprobeevents The kernel attempted to re...

Astra Linux – Vulnerability in Intel Microcode

Improper isolation of shared resources in some IntelR processors may allow an authenticated user to potentially enable information disclosure via local access...

Astra Linux – Vulnerability in Intel Microcode

The improper removal of sensitive information before storage or transfer in some IntelR processors may allow an authenticated user to potentially enable information disclosure via local access...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: scsi: qla2xxx: Fixed a crash that occurred during module load/unload tests. During purex packet handling, the driver incorrectly freed a pre-allocated structure. This issue was fixed by skipping that specific entry in the code...

Astra Linux – Vulnerability in Linux 5.15

A buffer overflow vulnerability was discovered in the Linux kernel’s Intel iSMT SMBus host controller driver, particularly in its handling of the I2CSMBUSBLOCKPROCCALL case using the ioctl I2CSMBUS function. This flaw could allow a local user to cause the system to crash...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: gadget: Replace listforeachentrysafe when using giveback The listforeachentrysafe macro saves the current item n and the item after n+1, so that n can be safely removed without corrupting the list. However, when...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check if the modulo result is 0 before performing division. How & Why If a value of 0 is read, it will cause a Divide-by-0 panic...

Astra Linux – Vulnerability in Python-Django

A vulnerability was discovered in versions prior to 6.0.0, 6.0.2, 5.2.0 prior to 5.2.1.1, and 4.2.0 prior to 4.2.2.8. The methods django.utils.text.Truncator.chars and Truncator.words with html=True, along with the template filters truncatecharshtml and truncatewordshtml, allow a remote attacker ...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Tracing: A memory leak has been fixed in tracingreadpipe. kmemleak reports this issue as follows: Unreferenced object: 0xffff888105a18900 size 128 - Command: “testprogs”, PID: 18933; Jiffies: 4336275356 age: 22801.766 seconds - H...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: greybus: gb-beagleplay: Fixed the sleep in the atomic context in hdlctxFrames. In hdlc Append, usleeprange is called to wait for circular buffer space. However, this call occurs with the txproducerlock a spinlock held via...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: qcom: Added checks for devmkcalloc. Since devmkcalloc may return NULL, the return value needs to be checked to avoid dereferencing a NULL pointer...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: AppArmor: Fixed a string overflow due to missing termination. When booting Ubuntu 26.04 with Linux 7.0-rc4 on an ARM64 Qualcomm Snapdragon X1 system, a string buffer overflow was observed: BUG: KASAN: Out-of-bounds access in...

Astra Linux – Vulnerability in Linux

A flaw was discovered in the Linux kernel. A use-after-free occurred in the way the console subsystem utilized ioctls KDGKBSENT and KDSKBSENT. A local user could exploit this flaw to gain access to memory beyond its intended scope. The most significant threat posed by this vulnerability is to dat...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: eventfs: It was necessary to hold the eventfsmutex and SRCU when remounting events. The commit 340f0c7067a9 “eventfs: Update all the eventfsinodes from the events descriptor” had eventfsset attrs recursively traversing ei-childre...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: smb/client: A out-of-bounds read has been fixed in symlinkdata. Since smb2checkmessage returns a success result without performing length validation for the symlink error response, in symlinkdata, it is possible that iov-iovlen...

Astra Linux – Vulnerability in Linux

The bpf verifier in the Linux kernel failed to properly handle truncation of the mod32 destination register when the source register was known to be 0. A local attacker who had the ability to load bpf programs could exploit this vulnerability by performing out-of-bounds reads in kernel memory,...

Astra Linux – Vulnerability in Linux

A flaw was discovered in the way RTAS handled memory accesses in user space for kernel communication. In a guest system that is under lockdown usually due to Secure Boot, running on top of PowerVM or KVM hypervisors pseries platform, a root-like local user could exploit this flaw to further...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: BPF: Fixed the issue where tcx or netkit devices could execute BPFPROGDETACH commands by any user when no program fd was provided, bypassing permission checks. This fix includes a capability check for CAPNETADMIN or CAPSYSADMIN i...

Astra Linux – Vulnerability in Linux 5.15

A NULL pointer dereference flaw was discovered in the Linux kernel’s KVM module. This flaw can lead to a denial of service in the x86emulateinsn function in arch/x86/kvm/emulate.c. The flaw occurs when an illegal instruction is executed on the guest CPU of the Intel model...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: Do not allow pointer operations on unconfigured streams When reporting the pointer for a compressed stream, we report the current I/O frame position by dividing the position by the number of channels multiplied by the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM – Avoid clearing VMCBLBR in vmcb12. The svmcopylbrs function always marks VMCBLBR as dirty in the destination VMC. However, nestedsvmvmexit uses it to copy LBRs to vmcb12, and clearing the “clean” bits in vmcb12 is not...

Astra Linux – Vulnerability in Linux 5.15

A null pointer dereference issue was detected in the can protocol in the net/can/afcan.c file in Linux before Linux. The mlpriv variable may not be initialized in the receive path of CAN frames. A local user could exploit this flaw to crash the system or potentially cause a denial of service...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: Fixed an issue where the extent map was used after free, especially when handling a missing device in the readonechunk function. The error code must be stored before freeing the extentmap. Although it’s a...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dmaengine: qcom: bamdma: fix runtime PM underflow The commit dbad41e7bb5f “dmaengine: qcom: bamdma: check if the runtime pm enabled” caused unbalanced pmruntimeget/put calls when the bam was controlled remotely. This commit rever...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - SPI: ch341: fixed the device lifecycle. USB drivers bind to USB interfaces, and any device’s managed resources should have their lifecycle tied to the interface rather than the parent USB device. This prevents issues like...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: i2c: ov5647 – A leak in the runtime PM reference count was fixed in sctrl. Three control cases AUTOGAIN, EXPOSUREAUTO, ANALOGUEGAIN directly return without calling pmruntimeput, causing a leak in the runtime PM reference...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: KVM: arm64: Reassign the nestedmmus array to another location after mmulock The kvm-arch.nestedmmus array is processed under kvm-mmulock, including through the MMU notifier path kvmunmapgfnrange - kvmnesteds2unmap. This proces...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: afunix: Fixed a memory leak in newsk during unixstreamconnect. When preparepeercred fails in unixstreamconnect, unixreleasesock is not called for newsk, resulting in memory leakage. We have moved preparepeercred before unixcreate...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: The mm structure is held during the iommusvaunbinddevice operation. Some tests cause a crash in iommusvaunbinddevice due to accessing the iommumm after the associated mm structure has been freed. The issue is fixed...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: bpf: Fix memory access flags in helper prototypes After the commit 37cce22dbd51 “bpf: verifier: Refactor helper access type tracking”, the verifier began relying on the access type flags in helper function prototypes to perfor...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: erofs: Fixed an issue where inline data reading failed for ztailpacking pclusters. Compressed folios for ztailpacking pclusters must be valid before adding these pclusters to I/O chains. Otherwise, zerofsdecompresspcluster may...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: slub: Data loss and overflow issues in krealloc have been fixed. Commit 2cd8231796b5 “mm/slub: allowing to set the node and align in kvrealloc” introduced the ability to force a reallocation if the original object does not...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: In mm/damon/core, there is a flaw where damosquotagoal-nid is validated for the nodememcgused,freebp parameter. Users can set damosquotagoal-nid with an arbitrary value for nodememcgused,freebp. However, the DAMON core uses these...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net/mlx5e: Fixed deadlocks between the devlink lock and the netdev instance lock. In the mentioned “Fixes” commit, various tasks that triggered the devlink health reporter recovery were changed to use netdevtrylock to prevent...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: unittest: Fix for use-after-free in testdrvprobe The function testdrvprobe retrieves the devicenode from the PCI device, applies an overlay, and then immediately calls ofnodeputdn. This releases the reference held by the PCI core...