USN-5018-1 linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities

It was discovered that the virtual file system implementation in the Linux kernel contained an unsigned to signed integer conversion error. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2021-33909 Piotr Krysiuk discovered that the eBPF...

openSUSE 15 Security Update : kernel (openSUSE-SU-2021:1975-1)

"The remote SUSE Linux SUSE15 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2021:1975-1 advisory. - An issue was discovered in the Linux kernel through 5.3.9. There is a use-after-free when aalabelparse fails in aaauditruleinit in...

Phoenix Contact FL SWITCH 安全漏洞

Phoenix Contact FL SWITCH is an industrial Ethernet switch from Phoenix Contact, Germany.TCP Transmission Control Protocol is a connection-oriented, reliable, byte-stream-based transport layer communication protocol defined by the IETF RFC 793. TCP Transmission Control Protocol is a...

SUSE: Security Advisory (SUSE-SU-2016:2507-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

SUSE SLES12: cluster-md-kmp-default / dlm-kmp-default / gfs2-kmp-default / etc (SUSE-SU-2021:1891-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:1891-1 advisory. The SUSE Linux Enterprise 12 SP4 kernel was updated to receive various security and bugfixes. The following security bugs were fixe...

Protect

On May 11th, 2021, Mathy Vanhoef New York University Abu Dhabi published a new paper, Fragment and Forge: Breaking Wi-Fi Through Frame Aggregation and Fragmentation, on a number of vulnerabilities in the base 802.11 protocol 802.11 is the standard that Wi-Fi is built on. The paper discloses three...

GSD-2021-1000111 openvswitch: fix stack OOB read while fragmenting IPv4 packets

openvswitch: fix stack OOB read while fragmenting IPv4 packets This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.11.20 by commit...

GSD-2021-1000177 openvswitch: fix stack OOB read while fragmenting IPv4 packets

openvswitch: fix stack OOB read while fragmenting IPv4 packets This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.118 by commit...

UVI-2021-1000177 openvswitch: fix stack OOB read while fragmenting IPv4 packets

openvswitch: fix stack OOB read while fragmenting IPv4 packets This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.118 by commit...

UVI-2021-1000145 openvswitch: fix stack OOB read while fragmenting IPv4 packets

openvswitch: fix stack OOB read while fragmenting IPv4 packets This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.36 by commit...

GSD-2021-1000072 openvswitch: fix stack OOB read while fragmenting IPv4 packets

openvswitch: fix stack OOB read while fragmenting IPv4 packets This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.12.3 by commit...

CVE-2020-24586

A flaw was found in the Linux kernels implementation of wifi fragmentation handling. An attacker with the ability to transmit within the wireless transmission range of an access point can abuse a flaw where previous contents of wifi fragments can be unintentionally transmitted to another device...

FragAttack: New Wi-Fi vulnerabilities that affect… basically everything

A new set of vulnerabilities with an aggressive name and their own website almost always bodes ill. The name FragAttack is a contraction of fragmentation and aggregation attacks, which immediately indicates the main area where the vulnerabilities were found. The vulnerabilities are mostly in how...

Security Advisory 0063

Security Advisory 0063 PDF Updated: May 25th, 2021 Revision | Date | Changes ---|---|--- 1.0 | May 12th, 2021 | Initial Release 1.1 | May 25th, 2021 | Updated assessment with impacted platforms, detection and mitigation. 1.2 | June 9, 2021 | Updated assessment 1.3 | August 19, 2021 | Updated...

HPESBNW04145 rev.4 - Aruba Instant Access Points, ArubaOS Access Points when Managed by Mobiltity Controllers, Aruba Instant On, Aruba UXI Sensors, 802.11 Frame Aggregation and Fragmentation Vulnerabilities

Potential Security Impact: Remote: Disclosure of Sensitive Information, Unauthorized Data Injection SUPPORTED SOFTWARE VERSIONS: ONLY impacted versions are listed. Aruba 1XX Series Campus Access Points - Prior to 6.5.4.19, 6.5.4.20, 8.3.0.15, 8.3.0.16, 8.5.0.12, 8.5.0.13, 8.6.0.8, 8.6.0.9, 8.7.1....

CVE-2020-26146

An issue was discovered on Samsung Galaxy S3 i9305 4.4.4 devices. The WPA, WPA2, and WPA3 implementations reassemble fragments with non-consecutive packet numbers. An adversary can abuse this to exfiltrate selected fragments. This vulnerability is exploitable when another device sends fragmented...

DEBIAN-CVE-2020-26147

An issue was discovered in the Linux kernel 5.8.9. The WEP, WPA, WPA2, and WPA3 implementations reassemble fragments even though some of them were sent in plaintext. This vulnerability can be abused to inject packets and/or exfiltrate selected fragments when another device sends fragmented frames...

DEBIAN-CVE-2020-24586

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

UBUNTU-CVE-2020-26143

An issue was discovered in the ALFA Windows 10 driver 1030.36.604 for AWUS036ACH. The WEP, WPA, WPA2, and WPA3 implementations accept fragmented plaintext frames in a protected Wi-Fi network. An adversary can abuse this to inject arbitrary data frames independent of the network configuration...

Multiple Vulnerabilities in Frame Aggregation and Fragmentation Implementations of 802.11 Specification Affecting Cisco Products: May 2021

On May 11, 2021, the research paper Fragment and Forge: Breaking Wi-Fi Through Frame Aggregation and Fragmentation was made public. This paper discusses 12 vulnerabilities in the 802.11 standard. One vulnerability is in the frame aggregation functionality, two vulnerabilities are in the frame...