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...

CVE-2026-56003 libXfont2 computeProps Property Buffer Heap Buffer Overflow

A heap buffer overflow due to missing size checking in the property buffer when parsing PCF files in libXfont2 ComputeScaledProperties before libXfont2 before 2.0.8 could be used by attackers using authenticated X clients to execute code within the X server...

CVE-2026-56003

A heap buffer overflow due to missing size checking in the property buffer when parsing PCF files in libXfont2 ComputeScaledProperties before libXfont2 before 2.0.8 could be used by attackers using authenticated X clients to execute code within the X server...

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...

UBUNTU-CVE-2026-56001

A heap buffer overflow in BitmapScaleBitmaps in libXfont2 before 2.0.8 due to an overflowing 32bit size could be used by attackers able to access the X Server to execute code within the X server cont...

CVE-2026-56001

A heap buffer overflow in BitmapScaleBitmaps in libXfont2 before 2.0.8 due to an overflowing 32bit size could be used by attackers able to access the X Server to execute code within the X server cont...

CVE-2026-56001

A heap buffer overflow in BitmapScaleBitmaps in libXfont2 before 2.0.8 due to an overflowing 32bit size could be used by attackers able to access the X Server to execute code within the X server cont...

SUSE-SU-2026:2793-1 Security update for libXfont2

This update for libXfont2 fixes the following issues - CVE-2026-56001: integer overflow in BitmapScaleBitmaps can lead to a heap buffer overflow bsc1269018. - CVE-2026-56002: insufficient checks in pcfReadFont can lead to a heap buffer overflow bsc1269019. - CVE-2026-56003: missing bounds check i...

SUSE-SU-2026:2792-1 Security update for xorg-x11-server

This update for xorg-x11-server fixes the following issue - CVE-2026-55999: missing bounds check in glamorfontget can lead to a heap buffer overflow when a font loaded from a malicious PCF file is processed bsc1268893...

CVE-2026-57246 Foxit PDF Editor/Reader Signature Buffer Overflow Vulnerability

When dealing with abnormally constructed objects, there is a lack of argument validation; JavaScript triggers signature verification, but the signature plugin does not perform validation when copying the abnormal string, causing the application to crash...

CVE-2026-57251

Foxit CVE-2026-57251 affects Foxit PDF Editor/Reader during the cloud-like construction phase when opening a PDF. The issue is an out-of-bounds access caused by missing upper bounds checks in the cloud appearance logic, leading to application crashes. The CVSS v3.1 metrics assign a base score of ...

CVE-2026-57251 Foxit PDF Editor/Reader Cloud Appearance Buffer Overflow Vulnerability

The application opens a PDF, but the cloud-like appearance of the construction process lacks proper setting of an upper limit and consistency checks. Out-of-bounds access to the underlying array is exposed, ultimately leading to a crash of the application...

RLSA-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...

freeipmi security update

An update is available for freeipmi. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The freeipmi packages contain an Intelligent Platform Management Interface...

EUVD-2026-42120

The application contains an out-of-bounds write vulnerability that can be exploited by an attacker to cause the program to write data past the end of an allocated memory buffer. This can lead to arbitrary code execution...

EUVD-2026-42122

The application contains a stack-based buffer overflow vulnerability that can be exploited by an attacker to execute arbitrary code...

The vulnerability of the UHDR encoder in the console-based image editing software ImageMagick allows a hacker to trigger a service failure.

The vulnerability of the UHDR encoder in the console-based image editing software ImageMagick is related to buffer overflow in dynamic memory. Exploiting this vulnerability can allow an attacker to cause a service failure...

Security update for gstreamer-plugins-good (important)

openSUSE security update: security update for gstreamer-plugins-good ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:21240-1 Rating: important References: bsc1268449 Cross-References: CVE-2026-53705 CVSS scores: CVE-2026-53705 SUSE : 7.1...

Important: tigervnc

Issue Overview: 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 buffe...

PT-2026-56575

Name of the Vulnerable Software and Affected Versions PAN-OS versions 12.1 PAN-OS versions 11.2 PAN-OS versions 11.1 PAN-OS versions 10.2 Prisma Access affected versions not specified Description Multiple buffer overflow issues exist in the User-ID Terminal Server Agent TSA component of PAN-OS an...