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 Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mac80211: Only QoS data frames are tracked for admission control. For admission control, it clearly only applies to QoS data frames. Otherwise, we wouldn’t even be able to access the QoS field in the header. Syzbot reported an...

Astra Linux – Vulnerability in Wireshark

A memory leak in the RTPS dissector in Wireshark versions 4.0.0 to 4.0.8 and 3.6.0 to 3.6.16 allows for denial of service through packet injection or malicious capture files...

Astra Linux – Vulnerability in Wireshark

The CBOR dissector crash in Wireshark versions 4.0.0 to 4.0.6 allows for denial of service through packet injection or malicious capture files...

Astra Linux – Vulnerability in libssh2

A vulnerability was discovered in the function libssh2packetadd in libssh2 1.10.0, allowing attackers to access out-of-bound memory...

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 – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: vmxnet3: Packet corruption occurred in vmxnet3xdpxmitframe. Andrew and Nikolay reported connectivity issues with Cilium’s service load-balancing in the case of vmxnet3. If a BPF program for native XDP adds an encapsulation header...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: idpf: A kernel panic occurs when dealing with unknown packet types. In the very rare case where a packet type is unknown to the driver, idpfrxprocessskbfields will return early without calling ethtypetrans to set the skb protocol...

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 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 – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerabilities have been resolved: usb: cdns3: Fixed a memory double-free issue when handling zero-length packets. 829: If request-complete, then: 830 spinunlock&privdev-lock; 831 usbgadgetgivebackrequest&privep-endpoint, 832 request; 833 spinlock&privdev-lock;...

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

In the Linux kernel, the following vulnerability has been resolved: BPF, sockmap: Prevent lock inversion deadlock in mapdeleteelem operation. The syzkaller started using corpuses where a BPF tracing program deletes elements from a sockmap/sockhash map. Since BPF tracing programs can be invoked fr...

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 Wireshark

A crash in the CMS protocol dissector in Wireshark versions 3.6.0 to 3.6.1 and 3.4.0 to 3.4.11 allows for denial of service through packet injection or malicious capture files...

Astra Linux – Vulnerability in Wireshark

An infinite loop in the RTMPT dissector in Wireshark 3.6.0 and 3.4.0 to 3.4.10 allows for denial of service through packet injection or crafted capture files...

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 – Vulnerability in Linux, Linux 5.10

A guest can force the Linux netback driver to consume a large amount of kernel memory. This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVEs. Incoming data packets for a guest in the Linux kernel’s netback driver are buffere...

Astra Linux – Vulnerability in Wireshark

The iSCSI dissector crashes in Wireshark versions 4.0.0 to 4.0.2, and 3.6.0 to 3.6.10. It allows denial of service through packet injection or with crafted capture files...

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 Wireshark

The LISP dissector’s large loop in Wireshark versions 4.0.0 to 4.0.4, and 3.6.0 to 3.6.12 allows for denial of service through packet injection or malicious capture files...