PYSEC-2026-1951 TensorFlow has Heap-buffer-overflow in AvgPoolGrad

Impact python import os os.environ'TFENABLEONEDNNOPTS' = '0' import tensorflow as tf printtf.version with tf.device"CPU": ksize = 1, 40, 128, 1 strides = 1, 128, 128, 30 padding = "SAME" dataformat = "NHWC" originputshape = 11, 9, 78, 9 grad = tf.saturatecasttf.random.uniform16, 16, 16, 16,...

EUVD-2026-42026

A heap buffer overflow flaw was found in the SASL I/O layer of 389 Directory Server 389-ds-base. After a successful SASL bind with integrity protection SSF 0, an authenticated attacker can send a specially crafted oversized LDAP UNBIND packet that is copied into a 512-byte heap receive buffer...

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...

xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: stack buffer overflow in font alias resolution due to libXfont2 name length mismatch

A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. A mismatch between the X server and the libXfont2 library's maximum font name length can cause a stack buffer overflow during font alias resolution. The server allocates a 256 byte stack buffer but libXfont2's alias...

Important: Red Hat Security Advisory: xorg-x11-server security update

An update for xorg-x11-server is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. 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...

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...

xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: stack buffer overflow in font alias resolution due to libXfont2 name length mismatch

A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. A mismatch between the X server and the libXfont2 library's maximum font name length can cause a stack buffer overflow during font alias resolution. The server allocates a 256 byte stack buffer but libXfont2's alias...

xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: stack buffer overflow in font alias resolution due to libXfont2 name length mismatch

A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. A mismatch between the X server and the libXfont2 library's maximum font name length can cause a stack buffer overflow during font alias resolution. The server allocates a 256 byte stack buffer but libXfont2's alias...

Important: Red Hat Security Advisory: xorg-x11-server security update

An update for xorg-x11-server is now available for Red Hat Enterprise Linux 7 Extended Lifecycle 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...

RLSA-2026:35839 Important: libreoffice security update

LibreOffice is an open source, community-developed office productivity suite. It includes key desktop applications, such as a word processor, a spreadsheet, a presentation manager, a formula editor, and a drawing program. LibreOffice replaces OpenOffice and provides a similar but enhanced and...

SUSE CVE-2026-14355

In PHP versions 8.2. before 8.2.32, 8.3. before 8.3.32, 8.4. before 8.4.23, 8.5. before 8.5.8, the AES-WRAP-PAD algorithm implementation in OpenSSL extension contains a buffer allocation flaw. The output buffer for the AES key-wrap-with-padding operation is sized from the plaintext length without...

ALSA-2026:36210 Moderate: freeipmi security update

The freeipmi packages contain an Intelligent Platform Management Interface IPMI remote console and system management software based on the IPMI specification. Security Fixes: freeipmi: FreeIPMI: Denial of service via buffer overflow in ipmi-oem client CVE-2026-50031 For more details about the...

ALSA-2026:36307 Moderate: freeipmi security update

The freeipmi packages contain an Intelligent Platform Management Interface IPMI remote console and system management software based on the IPMI specification. Security Fixes: freeipmi: FreeIPMI: Denial of service via buffer overflow in ipmi-oem client CVE-2026-50031 For more details about the...

ALSA-2026:36211 Moderate: freeipmi security update

The freeipmi packages contain an Intelligent Platform Management Interface IPMI remote console and system management software based on the IPMI specification. Security Fixes: freeipmi: FreeIPMI: Denial of service via buffer overflow in ipmi-oem client CVE-2026-50031 For more details about the...

PT-2026-56271

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description The application contains a stack-based buffer overflow, which occurs when a program writes more data to a buffer located on the stack than the buffer is allocate...

RHEL 10 : freerdp (RHSA-2026:36203)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:36203 advisory. FreeRDP is a free implementation of the Remote Desktop Protocol RDP, released under the Apache license. The xfreerdp client can connect to...

The vulnerability of the `tracing_buffers_mmap_close()` function in the kernel/trace/trace.c module, which supports Linux operating system’s kernel tracing functionality, allows a hacker to cause a service failure.

The vulnerability of the tracingbuffersmmapclose function in the kernel/trace/trace.c module, which supports Linux operating system’s kernel tracing mechanism, involves copying buffers without checking the size of the input data a classic buffer overflow attack. Exploiting this vulnerability can...

Moderate: freeipmi security update

The freeipmi packages contain an Intelligent Platform Management Interface IPMI remote console and system management software based on the IPMI specification. Security Fixes: freeipmi: FreeIPMI: Denial of service via buffer overflow in ipmi-oem client CVE-2026-50031 For more details about the...

RockyLinux 10 : httpd (RLSA-2026:34109)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:34109 advisory. httpd: incomplete fix for CVE-2023-38709 CVE-2024-42516 httpd: NULL pointer dereference via specially crafted request CVE-2026-29169 httpd: Apache HTTP...

AlmaLinux 8 : libreoffice (ALSA-2026:35839)

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:35839 advisory. libreoffice: LibreOffice Calc: Arbitrary code execution via heap buffer overflow in formula compilation CVE-2026-8357 Tenable has extracted the preceding...