PT-2026-51663

Name of the Vulnerable Software and Affected Versions libslirp versions prior to v4.9.2 Description An integer underflow and out-of-bounds heap read exist in the TCP urgent data handling sosendoob within hypervisor host environments, such as QEMU. A privileged guest VM attacker with root or CAP N...

Linux Distros Unpatched Vulnerability : CVE-2026-52919

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - batman-adv: fix tpmeter counter underflow during shutdown batadvtpsendershutdown unconditionally decrements the sending atomic counter. If multiple paths e.g...

CVE-2026-54257

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. From 42.3.1 until 42.3.3, Buffer performs incorrect byte length calculations resulting in heap buffer under/overflow. Most apps will crash and some may perform incorrect buffer allocations in t...

CVE-2026-54257 Electron: Buffer performs incorrect byte length calculations resulting in heap buffer under/overflow

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. From 42.3.1 until 42.3.3, Buffer performs incorrect byte length calculations resulting in heap buffer under/overflow. Most apps will crash and some may perform incorrect buffer allocations in t...

CVE-2026-54257

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. From 42.3.1 until 42.3.3, Buffer performs incorrect byte length calculations resulting in heap buffer under/overflow. Most apps will crash and some may perform incorrect buffer allocations in t...

CVE-2026-54257

CVE-2026-54257 affects Electron 42.3.1 through 42.3.2 where the Node.js Buffer API uses incorrect byte-length calculations, causing heap underflow/overflow. This can lead to crashes and, in some cases, incorrect buffer allocations (truncation or misallocation). The issue is fixed in Electron 42.3...

OPENSUSE-SU-2026:21023-1 Security update for libexif

This update for libexif fixes the following issues - CVE-2026-32775: Buffer overwrite via integer underflow in MakerNotes decoding bsc1259755. - CVE-2026-40385: information disclosure and crashes via integer overflow in Nikon MakerNote handling bsc1262000. - CVE-2026-40386: denial of service and...

OPENSUSE-SU-2026:21021-1 Security update for krb5

This update for krb5 fixes the following issues - CVE-2026-40355: Denial of Service via NULL pointer dereference in NegoEx mechanism bsc1263366. - CVE-2026-40356: Denial of Service via integer underflow and out-of-bounds read bsc1263367...

SUSE-SU-2026:22255-1 Security update for krb5

This update for krb5 fixes the following issues - CVE-2026-40355: Denial of Service via NULL pointer dereference in NegoEx mechanism bsc1263366. - CVE-2026-40356: Denial of Service via integer underflow and out-of-bounds read bsc1263367...

kernel: netfilter: nf_conntrack_h323: check for zero length in DecodeQ931()

A flaw was found in the Linux kernel's netfilter subsystem, specifically within the nfconntrackh323 module. This vulnerability occurs in the DecodeQ931 function when processing a zero-length value from a packet. An integer underflow during a length calculation results in a large, incorrect value...

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...

Nutanix AOS : Multiple Vulnerabilities (NXSA-AOS-7.5.1.8)

The version of AOS installed on the remote host is prior to 7.5.1.8. It is, therefore, affected by multiple vulnerabilities as referenced in the NXSA-AOS-7.5.1.8 advisory. - A flaw was found in GLib Gnome Lib. This vulnerability allows a remote attacker to cause heap corruption, leading to a deni...

SUSE-SU-2026:22193-1 Security update for mcphost

This update for mcphost fixes the following issues - CVE-2026-25680,CVE-2026-25681,CVE-2026-27136,CVE-2026-42502,CVE-2026-42506: golang.org/x/net/html: multiple issues when parsing HTML files bsc1267109. - CVE-2026-33814: golang.org/x/net/http2: infinite loop in HTTP/2 transport when given bad...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: crypto: qat – added parameter checks for RSA. Requests with a source buffer size greater than the size of the key are rejected. This prevents potential integer underflow issues that might occur when copying the source scatterlist...

Astra Linux – Vulnerability in espeak-ng

It was discovered that Espeak-ng 1.52-dev contains a Stack Buffer Underflow due to the CountVowelPosition function in synthdata.c...

SUSE-SU-2026:22159-1 Security update for distribution

This update for distribution fixes the following issues - CVE-2026-33814: golang.org/x/net/http2: infinite loop in HTTP/2 transport when given bad SETTINGSMAXFRAMESIZE bsc1265788. - CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded labels allows for validation...

Siemens RuggedCom Rox Integer Underflow (Wrap or Wraparound) (CVE-2019-14192)

An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy when parsing a UDP packet due to a netprocessreceivedpacket integer underflow during an ncinputpacket call. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more...

Siemens RuggedCom Rox Integer Underflow (Wrap or Wraparound) (CVE-2019-14199)

An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy when parsing a UDP packet due to a netprocessreceivedpacket integer underflow during an udppackethandler call. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for...

CVE-2026-30803

Integer Underflow Wrap or Wraparound vulnerability in RTI Connext Micro Core Libraries allows Overread Buffers.This issue affects Connext Micro: from 4.0.0 before 4.3.0...

CVE-2026-30803

CVE-2026-30803 describes an Integer Underflow in RTI Connext Micro (Core Libraries) that allows an overread of buffers. Affected is Connext Micro versions from 4.0.0 up to, but not including, 4.3.0. The description provided does not specify a disclosed exploit, mitigation, or a confirmed fix vers...