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

In the Linux kernel, the following vulnerabilities have been resolved: lockd: Other missing fields are set when unlocking files. The vfslockfile function expects that the struct filelock structure is fully initialized by the caller. If the flfile field is NULL after re-exporting NFSv3, an OOP err...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: vfio/cdx: Serialization of VFIODEVICESETIRQS with a per-device mutex The function vfiocdxsetmsitrigger reads vdev-configmsi and operates on the vdev-cdxirqs array based on its value. However, it does not provide any serialization...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Module: Fix eshstrndx.shsize=0 OOB access It is trivial to create a module that triggers OOB access with the following code: if info-secstringsstrhdr-shsize – 1 != '\0' Bug: Unable to handle page faults for the address:...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: powerpc/memhotplug: Added an addpages override for PPC. With the commit ffa0b64e3be5 “powerpc: Fix virtaddrvalid for 64-bit Book3E & 32-bit”, the kernel now validates the addr against the highmemory value. This results in the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: mctp: Ensure that our nlmsg responses are initialized. Syed Faraz Abrar @farazsth98 from Zellic, and Pumpkin @u1f383 from DEVCORE Research Team, working with Trend Micro Zero Day Initiative, reported that an RTMGETNEIGH...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fixed error handling in rxgkextracttoken. Fixed a missing piece of error handling in rxgkextracttoken: in the case where rxgkdecryptskb returns -ENOMEM, it should simply return that value instead of continuing with further...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Venus: pmhelpers: Fixed a warning in the OPP phase during the probe. Fixed the following WARN messages that were triggered during the Venus driver probe in version 5.19.0-rc8-next-20220728: WARNING: CPU: 7 PID: 339 at...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: remoteproc: imxrproc: The issue of a refcount leak in imxrprocaddrinit has been fixed. Since the ofparsephandle function returns a node pointer with a refcount incremented, we should use ofnodeput on it when it is no longer neede...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: octeontx2-af: Fixed resource leaks related to MCAM entries. The teardown sequence in the FLR handler terminates if no NIX LF is attached to PF/VF. This indicates that graceful shutdown of resources has already occurred. Howeve...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: mt6359 – Fixed a refcount leak bug. In functions mt6359parsedt and mt6359accdetparsedt, we should call ofnodeput for the reference returned by ofgetchildbyname, which has caused an increase in the refcount...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: media: rockchip: rkcif: fixed bugs related to off-by-one errors. Changed the comparisons from vs = to avoid accessing elements beyond the end of arrays. Additionally, use ARRAYSIZE instead of the MAX enum values. Cosmetic issu...

Astra Linux – Vulnerability in amd64-microcode

IOMMU improperly handles certain special address ranges with invalid device table entries DTEs. This may allow an attacker with privileges and a compromised Hypervisor to induce DTE faults to bypass RMP checks in SEV-SNP, potentially resulting in a loss of guest integrity...

Astra Linux – Vulnerability in Golang-1.19, Golang-1.23

Creating a malicious file using cmd/go can result in writing to a file controlled by an attacker, with partial control over the file’s content. The cgo pkg-config: directive in a Go source file provides command-line arguments that are passed to the Go pkg-config command. An attacker can provide a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rxgk: Fixed potential integer overflow in the length check. Fixed potential integer overflow in rxgkextracttoken, when checking the length of the ticket. Instead of rounding up the value to be tested which might cause an overflow...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Block: Add a pgmap check to biovecphysmergeable. biovecphysmergeable is used in the request merge, DMA mapping, and integrity merge processes to determine whether two physically contiguous BVec segments can be coalesced into one...

Astra Linux – Vulnerability in Linux

A flaw in ICMP packets within the Linux kernel may allow an attacker to quickly scan open UDP ports. This flaw enables a malicious remote attacker to effectively bypass the UDP source port randomization mechanism. Software that relies on UDP source port randomization is also indirectly affected o...

Astra Linux – Vulnerability in Intel Microcode

Improper access control for some 3rd Generation IntelR XeonR Scalable Processors before the BIOS version MR7 may allow a local attacker to potentially enable information disclosure through local access...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: btrfs: Do not call BUGON when encountering ENOMEM during the dropping of file extent items within a given range. If -ENOMEM occurs while dropping file extent items within a specified range, at btrfsDropExtents, the transaction ma...

Astra Linux – Vulnerability in Linux

A flaw was discovered in the Linux kernel, as access to the global variable fgconsole is not properly synchronized, resulting in a use after free in confontop...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fixed a race condition during PASID entry replacement. The Intel VT-d PASID table entry is 512 bits 64 bytes. When replacing an active PASID entry e.g., during domain replacement, the current implementation calculates...

Astra Linux – Vulnerability in Linux

A issue was discovered in the FUSE filesystem implementation in the Linux kernel before 5.10.6, also known as CID-5d069dbe8aaf. The fusedogetattr function calls makebadinode in inappropriate situations, causing a system crash. NOTE: The original fix for this vulnerability was incomplete, and its...

Astra Linux – Vulnerability in Linux

A flaw related to memory leaks in the Linux kernel’s performance monitoring subsystem was discovered due to the use of PERFEVENTIOCSETFILTER. A local user could exploit this flaw to deplete resources, resulting in a denial of service...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: f2fs: A fix was made to perform a sanity check on the inlinedots inode. As Wenqing reported in Bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=215765 This issue causes a kernel panic when performing the following actions: -...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: atomisp: preventing integer overflow in shcsssetblackframe The values of “height” and “width” come from the user, so the multiplication of “height width” can cause an integer overflow...