Moderate: Red Hat Security Advisory: glib2 security update

An update for glib2 is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for ea...

glib: GLib: Buffer underflow in GVariant parser leads to heap corruption

A flaw was found in GLib Gnome Lib. This vulnerability allows a remote attacker to cause heap corruption, leading to a denial of service or potential code execution via a buffer-underflow in the GVariant parser when processing maliciously crafted input strings...

kernel: Linux kernel: Denial of service and memory corruption in RDMA umad

A flaw was found in the Linux kernel's Remote Direct Memory Access RDMA umad User Mode Access Device component. A local user can exploit this vulnerability by manipulating input, causing an integer underflow that leads to an out-of-bounds memory write. This memory corruption can result in a denia...

SUSE CVE-2026-43492

In the Linux kernel, the following vulnerability has been resolved: lib/crypto: mpi: Fix integer underflow in mpireadrawfromsgl Yiming reports an integer underflow in mpireadrawfromsgl when subtracting "lzeros" from the unsigned "nbytes". For this to happen, the scatterlist "sgl" needs to occupy...

CVE-2026-48131 - VPND IKE Fragment Reassembly - Heap Out-of-Bounds Write via Sequence Number Zero

Symptoms - The VPN service may mishandle an unexpected IKE fragment value received on the IKE port 500/UDP during the early stage of a connection attempt. This can cause the service to terminate unexpectedly, resulting in denial of service temporary disruption of VPN-related functionality. - The...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021648)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021648 advisory. In the Linux kernel, the following vulnerability has been resolved: net: usb: lan78xx: Limit packet length to skb-len Packet length retrieved from descriptor may be...

RHEL 8 : glib2 (RHSA-2026:19565)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:19565 advisory. GLib provides the core application building blocks for libraries and applications written in C. It provides the core object system used in...

RHEL 8 : glib2 (RHSA-2026:19524)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:19524 advisory. GLib provides the core application building blocks for libraries and applications written in C. It provides the core object system used in...

RHEL 9 : glib2 (RHSA-2026:19452)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:19452 advisory. GLib provides the core application building blocks for libraries and applications written in C. It provides the core object system used in...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021539)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021539 advisory. In the Linux kernel, the following vulnerability has been resolved: vfio/type1: prevent underflow of lockedvm via exec When a vfio container is preserved across exec...

RHEL 8 : glib2 (RHSA-2026:19523)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:19523 advisory. GLib provides the core application building blocks for libraries and applications written in C. It provides the core object system used in...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021626)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021626 advisory. In the Linux kernel, the following vulnerability has been resolved: net: fix crash when config small gsomaxsize/gsoipv4maxsize Config a small...

RHEL 7 : glib2 (RHSA-2026:19566)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:19566 advisory. GLib provides the core application building blocks for libraries and applications written in C. It provides the core object system used in GNOME, th...

RHEL 9 : glib2 (RHSA-2026:19459)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:19459 advisory. GLib provides the core application building blocks for libraries and applications written in C. It provides the core object system used in...

CVE-2026-32738

A flaw was found in libheif, a HEIF and AVIF file format decoder and encoder. A remote attacker could exploit this vulnerability by providing a specially crafted HEIF sequence file. This file, with samplesperchunk=0, triggers an unsigned integer underflow, causing the library to map all samples t...

Moderate: Red Hat Security Advisory: glib2 security update

An update for glib2 is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

glib: GLib: Buffer underflow in GVariant parser leads to heap corruption

A flaw was found in GLib Gnome Lib. This vulnerability allows a remote attacker to cause heap corruption, leading to a denial of service or potential code execution via a buffer-underflow in the GVariant parser when processing maliciously crafted input strings...

krb5: MIT Kerberos 5 (krb5): Denial of Service via integer underflow and out-of-bounds read

A flaw was found in MIT Kerberos 5 krb5. An unauthenticated remote attacker can exploit an integer underflow and an out-of-bounds read vulnerability by calling gssacceptseccontext on a system with a NegoEx mechanism registered. This can lead to the process terminating, resulting in a Denial of...

xorg: xwayland: X.Org X server: Denial of Service via integer underflow in XKB compatibility map handling

A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of servi...

freerdp: FreeRDP: Denial of Service via crafted audio data in RDP

A flaw was found in FreeRDP, a free implementation of the Remote Desktop Protocol RDP. A remote attacker can exploit a sizet underflow vulnerability in the IMA-ADPCM and MS-ADPCM audio decoders by sending specially crafted audio data over the RDPSND audio channel. This underflow leads to a...