CVE-2026-11979

libxml2 is vulnerable to multiple stack-based buffer overflows in the xmlcatalog utility when running in --shell mode. The usershell function processes user input using fixed-size stack buffers without proper bounds checking. By supplying an overly long input line, an attacker can overflow intern...

SUSE-SU-2026:2678-1 Security update for opensc

This update for opensc fixes the following issues - CVE-2025-49010: stack-buffer-overflow via crafted smart card or USB device responses bsc1261214. - CVE-2025-66215: crafted smart card or USB device can cause a stack-buffer-overflow write bsc1261220. - CVE-2026-10275: global buffer overflow duri...

Tenda jd12l stack buffer overflow vulnerability (CNVD-2026-32970)

The Tenda jd12l is a multi-antenna wireless router designed for home users. The Tenda jd12l has a stack buffer overflow vulnerability, which stems from the improper handling of the formSetPPTPServer function in the /goform/SetPptpServerCfg file. Attackers can exploit this vulnerability to launch...

Tenda jd12l stack buffer overflow vulnerability (CNVD-2026-32969)

The Tenda jd12l is a multi-antenna wireless router designed for home users. The Tenda jd12l has a stack buffer overflow vulnerability, which stems from the improper handling of the parameter shareSpeed in the fromSetWifiGusetBasic function within the /goform/WifiGuestSet file. Attackers can explo...

AlmaLinux 9 : tigervnc (ALSA-2026:29844)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:29844 advisory. xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: stack buffer overflow in font alias resolution due to libXfont2 name length mismatch...

ALPINE-CVE-2026-55892

Vim is an open source, command line text editor. Prior to 9.2.0662, the dumpprefixes function in src/spell.c walks a spell-file prefix trie iteratively with a depth counter while dumping the prefixes that apply to a word. The counter is bounded only by the trie structure itself; it is never check...

Important: Red Hat Security Advisory: tigervnc security update

An update for tigervnc is now available for Red Hat Enterprise Linux 9. 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 vulnerability from...

BIT-PYTHON-MIN-2026-9669 bz2.BZ2Decompressor reuse after error can cause a stack buffer overflow

bz2.BZ2Decompressor objects could be reused after a decompression error. If an application caught the resulting OSError and retried with the same decompressor, crafted input could cause the decompressor to resume from an invalid internal state and perform out-of-bounds writes to a stack buffer...

Important: tigervnc security update

Virtual Network Computing VNC is a remote display system which allows users to view a computing desktop environment not only on the machine where it is running, but from anywhere on the Internet and from a wide variety of machine architectures. TigerVNC is a suite of VNC servers and clients...

OESA-2026-2793 gstreamer1-plugins-bad-free security update

GStreamer is a pipeline-based multi media framework that links together a wide variety of media processing systems to complete complex workflows, based on graphs of filters which operate on media data. This package contains plug-ins that are not tested well enough yet, or the code is not of good...

ROS-20260624-73-0005

The vulnerability of the swfdefbitsjpeg function in the MP4Box packaging engine of the GPAC multimedia platform is related to buffer overflow in the stack. Exploiting this vulnerability can allow an attacker to cause service failures...

X.Org Server Font Alias Stack-based Buffer Overflow Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of X.Org Server. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within font alias resolution...

X.Org Server Xkb Key Types Stack-based Buffer Overflow Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of X.Org Server. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the numlevels field. Th...

Tenda AC7 stack buffer overflow vulnerability

The Tenda AC7 is a 1200m1 11ac dual-band wireless router designed for large households undergoing broadband upgrades and router replacements. The Tenda AC7 has a stack buffer overflow vulnerability. This vulnerability stems from the GoForm/AdvSetMacMtuWan function failing to correctly verify the...

Tenda AC7 stack buffer overflow vulnerability (CNVD-2026-32974)

The Tenda AC7 is a 1200m1 11ac dual-band wireless router designed for large households undergoing broadband upgrades and router replacements. The Tenda AC7 has a stack buffer overflow vulnerability. This vulnerability stems from the GoForm/AdvSetMacMtuWan interface failing to correctly verify the...

Tenda AC7 stack buffer overflow vulnerability (CNVD-2026-32973)

The Tenda AC7 is a 1200m1 11ac dual-band wireless router designed for large households undergoing broadband upgrades and router replacements. The Tenda AC7 has a stack buffer overflow vulnerability, which stems from the GoForm/AdvSetMacMtuWan interface failing to properly handle the wanMTU...

Tenda AC7 stack buffer overflow vulnerability (CNVD-2026-32972)

The Tenda AC7 is a 1200m1 11ac dual-band wireless router designed for large households undergoing broadband upgrades and router replacements. The Tenda AC7 has a stack buffer overflow vulnerability. This vulnerability stems from improper handling of input data in the mac parameter of the...

RHEL 9 : kernel (RHSA-2026:27789)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:27789 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: can: isotp: fix tx.buf...

Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: can: isotp: fix tx.buf use-after-free in isotpsendmsg CVE-2026-31474 kernel: mptcp: fix slab-use-after-free in inetlookupestablished CVE-2026-31669 kernel: xen/privcmd: fix double free vi...

janet:fuzz_dobytes: Stack-buffer-overflow in janet_fiber_reset

Project: https://github.com/janet-lang/janet.git Detailed Report: https://oss-fuzz.com/testcase?key=6451658381656064 Project: janet Fuzzing Engine: afl Fuzz Target: fuzzdobytes Job Type: aflasanjanet Platform Id: linux Crash Type: Stack-buffer-overflow READ 16 Crash Address: 0x76457699e968 Crash...