Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: net/packet: fixed a slab-out-of-bounds access in packetrecvmsg syzbot found that when an AFPACKET socket uses PACKETCOPYTHRESH and mmap operations, tpacketrcv queues SkBs with garbage in skb-cb, causing an excessive copy...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: slab: fixed the context check for kmallocnolock in the PREEMPTRT kernel mode. In PREEMPTRT kernels, locallock acts as a sleeping lock. The current check in kmallocnolock only verifies that the context does not match NMI or hard I...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: powerpc/bpf: Fixed the detection of BPF atomic instructions. The commit 91c960b0056672 “bpf: Rename BPFXADD and prepare to encode other atomic instructions in .imm” changed BPFXADD to BPFATOMIC and added a mechanism to...

Astra Linux - уязвимость в u-boot

A issue was discovered in Das U-Boot during the period from 2019.07. There is an unbounded memcpy operation when parsing a UDP packet, due to an underflow of the netprocessreceivedpacket integer during the udppackethandler call...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: coresight: tmc-etf: Fixed a global-out-of-bounds issue in tmcupdateetfbuffer. The commit 6f755e85c332 “coresight: Add helper for inserting synchronization packets” removed the trailing \0 from the barrierpkt array and updated the...

Astra Linux – Vulnerability in net-snmp

The handleipDefaultTTL in agent/mibgroup/ip-mib/ipscalars.c in Net-SNMP versions 5.8 through 5.9.3 has a NULL Pointer Exception bug. This bug can be exploited by a remote attacker who has write access to cause the instance to crash via a crafted UDP packet, resulting in a Denial of Service attack...

Astra Linux – Vulnerability in ffmpeg

A issue was discovered in the function latmwritepacket in the file libavformat/latmenc.c in Ffmpeg 4.2.1. This issue allows attackers to cause a Denial of Service or other unspecified impacts due to a Null pointer dereference...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: libbpf: Null-pointer dereferencing is prevented when the program to be loaded does not have a BTF. In bpfobjecloadprog, there is no guarantee that obj-btf is not NULL when it is passed to btffd. This function does not perform any...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: IB/qib: Protection against buffer overflow in struct qibusersdmapkt fields Overflowing either addrlimit or bytestogo can allow the user space to trigger a buffer overflow of kernel memory. Check for overflows in all places where...

Astra Linux – Vulnerability in Linux 5.10, Linux

A race condition was detected in the Linux kernel’s IP framework for transforming packets XFRM subsystem, where multiple calls to xfrmprobealgs occurred simultaneously. This flaw could allow a local attacker to potentially trigger an out-of-bounds write or leak kernel heap memory by performing an...

Astra Linux – Vulnerability in Linux 5.10, Linux

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 – Vulnerability in Linux

The 802.11 standard that underpins Wi-Fi Protected Access WPA, WPA2, and WPA3 and Wired Equivalent Privacy WEP does not require that received fragments be cleared from memory after reconnecting to a network. Under the right circumstances, when another device sends fragmented frames encrypted usin...

Astra Linux – Vulnerability in Wireshark

In Wireshark versions 3.2.0 to 3.2.1, 3.0.0 to 3.0.8, and 2.6.0 to 2.6.14, the LTE RRC dissector could leak memory. This issue was addressed in the epan/dissectors/packet-lte-rrc.c file by adjusting certain append operations...

Astra Linux – Vulnerability in Wireshark

Due to a failure in validating the length provided by a CP2179 packet crafted by an attacker, Wireshark versions 2.0.0 through 4.0.7 are vulnerable to a denial-of-service attack that exploits this flaw...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fixed an issue where incomplete state saving occurred in rxerequester. If a send packet is dropped by the IP layer in rxerequester, the call to rxexmitpacket may fail with an error code of -EAGAIN. To recover from this...

Astra Linux – Vulnerability in unbound

Unbound before version 1.9.5 allows assertion failures and denial of service in dnamepktcopy due to an invalid packet. NOTE: The vendor disputes that this is a vulnerability. Although the code may be vulnerable, an ongoing Unbound installation cannot be remotely or locally exploited...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bpf: Consider the return from setmemoryrox when using bpfjitbinarylockro. setmemoryrox may fail, leaving memory unprotected. Check the return value and bail out if bpfjitbinarylockro returns an error...

Astra Linux – Vulnerability in Linux 5.10, Linux

A vulnerability has been identified in the Linux kernel. It has been declared as problematic. The function “followpagepte” in the file “mm/gup.c” of the component BPF is affected by this vulnerability. This manipulation leads to a race condition. The attack can be launched remotely. It is...

Astra Linux – Vulnerability in libslirp

In slirp.c within libslirp up to version 4.3.1, there is an issue with buffer over-reading. This occurs because the code attempts to read a certain amount of header data, even if that amount exceeds the total packet length...

Astra Linux – Vulnerability in libslirp

In ncsi.c within libslirp up to 4.3.1, there is an issue of buffer over-reading. This occurs because the program attempts to read a certain amount of header data, even when that amount exceeds the total packet length...