Important: Red Hat Security Advisory: glib2 security update

An update for glib2 is now available for Red Hat Enterprise Linux 8.2 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

glib: integer overflow in g_bytes_new function on 64-bit platforms due to an implicit cast from 64 bits to 32 bits

An integer wraparound was discovered in glib due to passing a 64 bit sized value to function gmemdup which accepts a 32 bits number as argument. An attacker may abuse this flaw when an application linked against the glib library uses gbytesnew function or possibly other functions that use gmemdup...

Important: Red Hat Security Advisory: glib2 security update

An update for glib2 is now available for Red Hat Enterprise Linux 8.1 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

glib2 security and bug fix update

An update is available for glib2. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list GLib provides the core application building blocks for libraries and applicatio...

RLSA-2021:2170 Important: glib2 security and bug fix update

GLib provides the core application building blocks for libraries and applications written in C. It provides the core object system used in GNOME, the main loop implementation, and a large set of utility functions for strings and common data structures. Security Fixes: glib: integer overflow in...

ALSA-2021:2170 Important: glib2 security and bug fix update

GLib provides the core application building blocks for libraries and applications written in C. It provides the core object system used in GNOME, the main loop implementation, and a large set of utility functions for strings and common data structures. Security Fixes: glib: integer overflow in...

UVI-2021-1000409 powerpc/64s: Fix crashes when toggling entry flush barrier

powerpc/64s: Fix crashes when toggling entry flush barrier 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 v5.4.120 by commit...

GSD-2021-1000444 powerpc/64s: Fix crashes when toggling entry flush barrier

powerpc/64s: Fix crashes when toggling entry flush barrier 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 v4.19.191 by commit...

UVI-2021-1000300 KVM: x86/mmu: Alloc page for PDPTEs when shadowing 32-bit NPT with 64-bit

KVM: x86/mmu: Alloc page for PDPTEs when shadowing 32-bit NPT with 64-bit 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 v5.12.4 by commit...

GSD-2021-1000362 powerpc/64s: Fix pte update for kernel memory on radix

powerpc/64s: Fix pte update for kernel memory on radix 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 v5.10.37 by commit...

UVI-2021-1000396 KVM: x86/mmu: Alloc page for PDPTEs when shadowing 32-bit NPT with 64-bit

KVM: x86/mmu: Alloc page for PDPTEs when shadowing 32-bit NPT with 64-bit 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 v5.10.37 by commit...

UVI-2021-1000267 bcache: Use 64-bit arithmetic instead of 32-bit

bcache: Use 64-bit arithmetic instead of 32-bit 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 v5.12.4 by commit...

GSD-2021-1000300 KVM: x86/mmu: Alloc page for PDPTEs when shadowing 32-bit NPT with 64-bit

KVM: x86/mmu: Alloc page for PDPTEs when shadowing 32-bit NPT with 64-bit 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 v5.12.4 by commit...

GSD-2021-1000267 bcache: Use 64-bit arithmetic instead of 32-bit

bcache: Use 64-bit arithmetic instead of 32-bit 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 v5.12.4 by commit...

GSD-2021-1000396 KVM: x86/mmu: Alloc page for PDPTEs when shadowing 32-bit NPT with 64-bit

KVM: x86/mmu: Alloc page for PDPTEs when shadowing 32-bit NPT with 64-bit 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 v5.10.37 by commit...

RHEL 7 : glib2 (RHSA-2021:2147)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:2147 advisory. GLib provides the core application building blocks for libraries and applications written in C. It provides the core object system used in GNOME, the...

Ubuntu 18.04 LTS / 20.04 LTS : DHCP vulnerability (USN-4969-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-4969-1 advisory. Jon Franklin and Pawel Wieczorkiewicz discovered that DHCP incorrectly handled lease file parsing. A remote attacker could possibly use this issue to...

CVE-2021-25217

In ISC DHCP 4.1-ESV-R1 - 4.1-ESV-R16, ISC DHCP 4.4.0 - 4.4.2 Other branches of ISC DHCP i.e., releases in the 4.0.x series or lower and releases in the 4.3.x series are beyond their End-of-Life EOL and no longer supported by ISC. From inspection it is clear that the defect is also present in...

CVE-2021-25217

In ISC DHCP 4.1-ESV-R1 - 4.1-ESV-R16, ISC DHCP 4.4.0 - 4.4.2 Other branches of ISC DHCP i.e., releases in the 4.0.x series or lower and releases in the 4.3.x series are beyond their End-of-Life EOL and no longer supported by ISC. From inspection it is clear that the defect is also present in...

CVE-2021-25217

CVE-2021-25217 affects ISC DHCP (DHCP client/server) across multiple branches (notably 4.1-ESV-R16, 4.4.0–4.4.2; other 4.0/4.3 may be affected but untested). The vulnerability is a stack-based buffer overrun in parsing statements with colon-separated hex digits in config or lease files, potential...