Astra Linux - уязвимость в linux-5.10, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: bpf, testrun: Subtract the size of xdpframe from the allowed metadata size. The xdpframe structure occupies part of the XDP frame headroom, thereby limiting the size of the metadata. However, in bpftestrun, we do not take this in...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerabilities have been resolved: Ice: Fixed DMA mapping leaks The leak was addressed when the user changed ring parameters. During the reallocation of RX buffers, new DMA mappings are created for those buffers. New buffers with a different RX ring count shoul...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: rxrpc: The issue regarding the incorrect skb being used during the comparison of the queued RESP challenge serial number has been fixed. In rxrpcpostresponse, the code should compare the challenge serial number from the cached...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: bpf: Protection against accessing NULL pt regs in bpfgettaskstack The taskptregs function can return NULL on the powerpc architecture for kernel threads. This NULL value is then used in bpfgetstack to check for the user mode...

Astra Linux - уязвимость в wireshark

A NULL pointer exception occurs in the Modbus dissector in Wireshark versions 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17, allowing for denial of service through packet injection or malicious capture files...

Astra Linux - уязвимость в linux-5.10

A double-free bug in the packetsetring function in net/packet/afpacket.c can be exploited by a local user through crafted syscalls to escalate privileges or deny services. We recommend upgrading the kernel to a version that is not affected by this bug, or rebuilding the code after the...

Astra Linux - уязвимость в openldap

A flaw was discovered in OpenLDAP in versions prior to 2.4.56. This flaw allows an attacker who sends a malicious packet processed by OpenLDAP to force a failed assertion in csnNormalize23. The greatest threat of this vulnerability is to system availability...

Astra Linux - уязвимость в vlc

Videolan VLC prior to version 3.0.20 contains an integer underflow issue that can lead to incorrect packet lengths being displayed...

Astra Linux - уязвимость в linux-5.10, linux

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nfqueue: fixed a possible use-after-free issue Eric Dumazet says: The sockhold function seems suspicious, because there is no guarantee that skrefcnt is not already 0. In case of failure, we cannot queue the packet...

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: Wireguard: Receive: Annotated data-race around receivingcounter.counter. Syzkaller with KCSAN identified a data-race issue when accessing keypair-receivingcounter.counter. Use READONCE and WRITEONCE annotations to mark the dat...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: bnxten: Fixed the XDPTX path. For the XDPTX action in bnxtrxxdp, clearing the event flags is incorrect. The sequence of calls bnxtpollwork - bnxtrxpkt - bnxtrxxdp may involve looping within the NAPI, and some event flags might be...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: BPF: Skip the scalar adjustment for BPFNEG if the destination is a pointer. In checkaluop, the verifier currently calls checkregarg and adjustscalarminmaxvals unconditionally for BPFNEG operations. However, if the destination...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: BPF: Sleepable kprobemulti programs are rejected during attachment. kprobe.multi programs run in atomic/RCU contexts and cannot sleep. However, bpfkprobemultilinkattach did not validate whether the program being attached had the...

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 value during the ncinputpacket call...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Enabling exception fixup for specific ADE subcodes This patch enables the LoongArch BPF JIT to handle recoverable memory access errors generated by BPFPROBEMEM instructions. When a BPF program performs memory access...

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 - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: No support for struct arguments in trampoline programs The current implementation does not support struct arguments. This causes an oops when running the bpf selftest: $ ./testprogs -a tracingstruct Oops1: CPU -1...

Astra Linux - уязвимость в linux-5.10, linux

In the Linux kernel, the following vulnerability has been resolved: caif: A memory leak has been fixed in cfctrllinkuprequest. When linktype is unknown, or kzalloc fails in cfctrllinkuprequest, pkt is not released. Add a release process to the error handling logic...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerabilities have been resolved: afpacket: moved the notifier’s packetdevmc out of the RCU critical section. Syzkaller reports the following issue: BUG: A sleeping function is called from an invalid context at kernel/locking/mutex.c:578 mutexlock+0x106/0xe80...

Astra Linux - уязвимость в 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...