CVE-2026-43994

CVE-2026-43994 affects coturn before 4.10.0: a stack buffer overflow in decode_oauth_token_gcm() occurs when parsing an attacker-supplied OAuth token’s nonce_len, which is copied directly to a 256-byte stack buffer without bounds checking. Up to 735 bytes of attacker-controlled data may be writte...

CVE-2026-43994

Coturn is a free open source implementation of TURN and STUN Server. Versions prior to 4.10.0 contain a stack buffer overflow in decodeoauthtokengcm. A uint16t noncelen field read from an attacker-supplied OAuth access token 0-65535 is passed directly to memcpy as the copy length into a 256-byte...

CVE-2026-56099

OpenBSD before commit 6a23123 2026-06-18 contains an out-of-bounds read vulnerability in the mplsdoerror function within sys/netmpls/mplsinput.c that allows remote attackers to disclose kernel stack memory by sending crafted MPLS frames with 16 labels and no Bottom-of-Stack bit set...

CVE-2026-56099 OpenBSD mpls_do_error Kernel Stack Memory Disclosure via MPLS Input

OpenBSD before commit 6a23123 2026-06-18 contains an out-of-bounds read vulnerability in the mplsdoerror function within sys/netmpls/mplsinput.c that allows remote attackers to disclose kernel stack memory by sending crafted MPLS frames with 16 labels and no Bottom-of-Stack bit set...

EUVD-2026-37938

OpenBSD before commit 6a23123 2026-06-18 contains an out-of-bounds read vulnerability in the mplsdoerror function within sys/netmpls/mplsinput.c that allows remote attackers to disclose kernel stack memory by sending crafted MPLS frames with 16 labels and no Bottom-of-Stack bit set...

SUSE-SU-2026:2441-1 Security update for rustup

This update for rustup fixes the following issues - CVE-2026-25727: time: parsing of user-provided input by the RFC 2822 date parser can lead to stack exhaustion bsc1257902. - rust-shlex: Multiple issues involving quote API RUSTSEC-2024-0006, GHSA-r7qv-8r2h-pg27 bsc1230032...

dotnet: ASP.NET Core: Denial of Service via uncontrolled resource consumption

A flaw was found in ASP.NET Core SignalR and Blazor Server. A remote attacker could send a specially crafted MessagePack payload containing deeply nested arrays that trigger excessive recursion and cause a stack overflow. This issue may result in application termination and a denial of service...

AlmaLinux 8 : xorg-x11-server-Xwayland (ALSA-2026:26562)

The remote AlmaLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2026:26562 advisory. xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: stack buffer overflow in font alias resolution due to libXfont2 name length mismatch...

Siemens RuggedCom Rox Uncontrolled Recursion (CVE-2025-9714)

Uncontrolled recursion inXPath evaluationin libxml2 up to and including version 2.9.14 allows a local attacker to cause a stack overflow via crafted expressions. XPath processing functions xmlXPathRunEval, xmlXPathCtxtCompile, and xmlXPathEvalExpr were resetting recursion depth to zero before...

Siemens RUGGEDCOM RST2428P Stack-based Buffer Overflow (CVE-2025-69720)

The infocmp command-line tool in ncurses before 6.5-20251213 has a stack-based buffer overflow in analyzestring in progs/infocmp.c. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc...

Siemens RuggedCom Rox Out-of-bounds Write (CVE-2019-13106)

Das U-Boot versions 2016.09 through 2019.07-rc4 can memset too much data while reading a crafted ext4 filesystem, which results in a stack buffer overflow and likely code execution. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more...

PT-2026-50787

Name of the Vulnerable Software and Affected Versions Coturn versions prior to 4.10.0 Description A stack buffer overflow exists in the decode oauth token gcm function. A nonce len field, read from an attacker-supplied OAuth access token, is passed to memcpy as the copy length into a 256-byte sta...

RHEL 8 : xorg-x11-server-Xwayland (RHSA-2026:26562)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:26562 advisory. Xwayland is an X server for running X clients under Wayland. Security Fixes: xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server:...

xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: stack buffer overflow in XKB SetMap request via mapWidths indexing

A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. XkbSetMapChecks declares a fixed-size stack buffer mapWidths256 indexed by key type index. The helper function CheckKeyTypes writes to this buffer at a client-controlled offset, allowing a stack buffer overflow. This...

Important: Red Hat Security Advisory: xorg-x11-server security, bug fix, and enhancement update

An update for xorg-x11-server is now available for Red Hat Enterprise Linux 8. 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 each vulnerabilit...

CVE-2025-71325

picklescan before 0.0.27 contains a parsing logic error in the listglobals function when handling STACKGLOBAL opcodes, failing to track arguments in the correct range and allowing malicious pickle files to bypass detection. Attackers can craft pickle files with arguments at position zero to trigg...

xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: stack buffer overflow in XKB key types due to unchecked shift levels

A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. The X server has multiple stack buffers sized XkbMaxShiftLevel XkbNumKbdGroups but CheckKeyTypes does not verify or clamp non-canonical key types to XkbMaxShiftLevel. A client can change key types to excessive shift...

dotnet: .NET Framework: Denial of Service via network-based buffer overflow

A flaw was found in .NET Framework. This vulnerability, a stack-based buffer overflow, allows an unauthorized attacker to remotely exploit the system over a network. Successful exploitation can lead to a denial of service DoS, making the affected system unavailable to legitimate users...

dotnet: ASP.NET Core: Denial of Service via uncontrolled resource consumption

A flaw was found in ASP.NET Core SignalR and Blazor Server. A remote attacker could send a specially crafted MessagePack payload containing deeply nested arrays that trigger excessive recursion and cause a stack overflow. This issue may result in application termination and a denial of service...

xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: stack buffer overflow in XKB SetMap request via mapWidths indexing

A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. XkbSetMapChecks declares a fixed-size stack buffer mapWidths256 indexed by key type index. The helper function CheckKeyTypes writes to this buffer at a client-controlled offset, allowing a stack buffer overflow. This...