CVE-2023-49062

Summary: CVE-2023-49062 affects Meta Katran. After a bpf_xdp_adjust_head call, Katran could write uninitialized kernel memory into the IPv4 Identification field during IPv4 encapsulation (and ICMPv4 Too Big packet generation), exposing kernel memory content. This occurs in all Katran versions pri...

CVE-2023-49062

Katran could disclose non-initialized kernel memory as part of an IP header. The issue was present for IPv4 encapsulation and ICMP v4 Too Big packet generation. After a bpfxdpadjusthead call, Katran code didn’t initialize the Identification field for the IPv4 header, resulting in writing content ...

USN-6494-1: Linux kernel vulnerabilities

Yu Hao discovered that the UBI driver in the Linux kernel did not properly check for MTD with zero erasesize during device attachment. A local privileged attacker could use this to cause a denial of service system crash. CVE-2023-31085 Lucas Leong discovered that the netfilter subsystem in the...

Ubuntu 16.04 ESM / 18.04 ESM : Linux kernel vulnerabilities (USN-6494-1)

The remote Ubuntu 16.04 ESM / 18.04 ESM host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6494-1 advisory. Yu Hao discovered that the UBI driver in the Linux kernel did not properly check for MTD with zero erasesize during device attachment. A loca...

RHEL 8 : glibc (RHSA-2023:7409)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:7409 advisory. The glibc packages provide the standard C libraries libc, POSIX thread libraries libpthread, standard math libraries libm, and the name...

[SECURITY] [DLA 3655-1] lwip security update

Debian LTS Advisory DLA-3655-1 [email protected] https://www.debian.org/lts/security/ Tobias Frost November 18, 2023 https://wiki.debian.org/LTS Package : lwip Version : 2.0.3-3+deb10u2 CVE ID : CVE-2020-22283 Debian Bug : 991646 A buffer overflow vulnerability has been found in lwip, a...

Rockwell Automation Stratix Cisco IOS and IOS XE Software Multicast Routing Denial of Service (CVE-2016-6382)

Multiple vulnerabilities in the multicast subsystem of Cisco IOS and IOS XE Software could allow an unauthenticated, remote attacker to create a denial of service DoS condition. The issues are in IPv4 Multicast Source Discovery Protocol MSDP and IPv6 Protocol Independent Multicast PIM. This plugi...

USN-6478-1: Traceroute vulnerability

It was discovered that Traceroute did not properly parse command line arguments. An attacker could possibly use this issue to execute arbitrary commands...

PT-2023-35579 · Git +1 · Pcapplusplus

Name of the Vulnerable Software and Affected Versions: No specific software or versions are mentioned in the provided description. Description: A heap-buffer-overflow READ 2 crash has been reported. The crash occurs in the computeChecksum function, which is called by computeCalculateFields in the...

PT-2023-9502 · Cisco · Cisco Ios Xe +2

Name of the Vulnerable Software and Affected Versions: Cisco IOS XE Software versions 17.12.1 through 17.12.1a Description: The issue is related to improper management of resources during fragment reassembly in the IPv4 fragmentation reassembly code, which could allow an unauthenticated, remote...

kernel: seg6: fix the iif in the IPv6 socket control block

A vulnerability was found in the Linux kernel's seg6 implementation in the seg6dosrhencap function, where the issue arises when an IPv4 packet is encapsulated within an IPv6 segment routing header, causing the receiving interface index to be cleared, leading to potential NULL pointer dereferences...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: unregister flowtable hooks on netns exit CVE-2022-48935 In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: double hook unregistration in netns path...

Medium: kernel

Issue Overview: An issue was discovered in drivers/mtd/ubi/cdev.c in the Linux kernel 6.2. There is a divide-by-zero error in dodivsz,mtd-erasesize, used indirectly by ctrlcdevioctl, when mtd-erasesize is 0. CVE-2023-31085 A flaw in the kernel Xen event handler can cause a deadlock with Xen conso...

USN-6461-1: Linux kernel (OEM) vulnerabilities

Yu Hao discovered that the UBI driver in the Linux kernel did not properly check for MTD with zero erasesize during device attachment. A local privileged attacker could use this to cause a denial of service system crash. CVE-2023-31085 Marek Marczykowski-Górecki discovered that the Xen event...

[SECURITY] Fedora 39 Update: golang-github-seancfoley-ipaddress-1.5.5-1.fc39

Go library for handling IP addresses and subnets, both IPv4 and IPv6...

Fedora: Security Advisory for golang-github-seancfoley-ipaddress (FEDORA-2023-ab43e2ce21)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 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...

USN-6441-3 linux-iot, linux-raspi, linux-raspi-5.4 vulnerabilities

Ross Lagerwall discovered that the Xen netback backend driver in the Linux kernel did not properly handle certain unusual packets from a paravirtualized network frontend, leading to a buffer overflow. An attacker in a guest VM could use this to cause a denial of service host system crash or...

OESA-2023-1765 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: A flaw was found in the Netfilter subsystem in the Linux kernel. The xtu32 module did not validate the fields in the xtu32 structure. This flaw allows a local privileged attacker to trigger an out-of-bounds read by setting the si...

OESA-2023-1764 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: A flaw was found in the Netfilter subsystem in the Linux kernel. The xtu32 module did not validate the fields in the xtu32 structure. This flaw allows a local privileged attacker to trigger an out-of-bounds read by setting the si...

Ubuntu: Security Advisory (USN-6444-2)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 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...