Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: liquidio: Fixed an off-by-one error in the setupnicdevices cleanup process. In setupnicdevices, the initialization loop jumps to the label setupnicdevfree if there is a failure. The current cleanup loop whilei-- skips the...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: phy: stm32-usphyc: Fix off by one in probe The “index” variable is used as an index into the usbphyc-phys array, which has usbphyc-nphys elements. If the “index” equals usbphyc-nphys, then it refers to an element that is out of...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: liquidio: Fixed an off-by-one error in the setupnicdevices cleanup routine. In setupnicdevices, the initialization loop jumps to the setupnicdevfree label if a failure occurs. The current cleanup loop whilei-- skips the...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: iavf: Fixed off-by-one issues in iavfconfigrssreg There are off-by-one bugs when configuring the RSS hash key and lookup table, causing out-of-bounds reads to memory 1 and out-of-bounds writes to device registers. Before commi...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: w1: therm: Fixed an off-by-one buffer overflow in alarmsstore. The sysfs buffer passed to alarmsstore is allocated with ‘size + 1’ bytes, and a NUL terminator is appended. However, the ‘size’ argument does not account for this...

Astra Linux – Vulnerability in Qemu

An “off-by-one” error was detected in QEMU’s KVM Xen guest support. A malicious guest could exploit this flaw to trigger out-of-bounds heap accesses in the QEMU process through the emulated Xen physdev hypercall interface, resulting in a denial of service or potential memory corruption...

Linux Distros Unpatched Vulnerability : CVE-2026-71391

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - GNU Emacs for Android contains an off-by-one error in the gvar table parser in src/sfnt.c. The shared- coordinate index boundary check in sfntvarysimpleglyph an...

EulerOS 2.0 SP11 : bzip2 (EulerOS-SA-2026-3060)

According to the versions of the bzip2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : bzip2 contains an offbyone error in the bzip2recover utility. When processing a specially crafted file, the application performs an outofbounds wri...

Exploit for Off-by-one Error in Sudo_Project Sudo

CVE-2021-3156 — Baron Samedit Heap-Based Buffer Overflow in...

Exploit for Off-by-one Error in Sudo_Project Sudo

CVE-20...

EulerOS 2.0 SP13 : bzip2 (EulerOS-SA-2026-3009)

According to the versions of the bzip2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : bzip2 contains an offbyone error in the bzip2recover utility. When processing a specially crafted file, the application performs an outofbounds wri...

EulerOS 2.0 SP13 : bzip2 (EulerOS-SA-2026-2959)

According to the versions of the bzip2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : bzip2 contains an offbyone error in the bzip2recover utility. When processing a specially crafted file, the application performs an outofbounds wri...

CVE-2026-71263

The LINUXTCP port of FreeModbus contains an off-by-one bounds check in xMBPortTCPPool demo/LINUXTCP/port/porttcp.c. The check uses a strict greater-than comparison instead of greater-than-or-equal against the 263-byte MBTCPBUFSIZE limit...

EUVD-2026-53348

The LINUXTCP port of FreeModbus contains an off-by-one bounds check in xMBPortTCPPool demo/LINUXTCP/port/porttcp.c. The check if usTCPFrameBytesLeft MBTCPBUFSIZE uses a strict greater-than comparison instead of greater-than-or-equal against the 263-byte MBTCPBUFSIZE limit. An MBAP frame with a...

CVE-2026-71263 FreeModbus LINUXTCP Port Off-by-One Global Buffer Overflow in xMBPortTCPPool()

The LINUXTCP port of FreeModbus contains an off-by-one bounds check in xMBPortTCPPool demo/LINUXTCP/port/porttcp.c. The check uses a strict greater-than comparison instead of greater-than-or-equal against the 263-byte MBTCPBUFSIZE limit...

CVE-2026-71263

The LINUXTCP port of FreeModbus contains an off-by-one bounds check in xMBPortTCPPool demo/LINUXTCP/port/porttcp.c. The check uses a strict greater-than comparison instead of greater-than-or-equal against the 263-byte MBTCPBUFSIZE limit...

CVE-2026-71263 FreeModbus LINUXTCP Port Off-by-One Global Buffer Overflow in xMBPortTCPPool()

The LINUXTCP port of FreeModbus contains an off-by-one bounds check in xMBPortTCPPool demo/LINUXTCP/port/porttcp.c. The check uses a strict greater-than comparison instead of greater-than-or-equal against the 263-byte MBTCPBUFSIZE limit...

CVE-2026-71263

The FreeModbus LINUXTCP port has a concrete defect in xMBPortTCPPool(): the code uses a strict greater-than check (usTCPFrameBytesLeft > MB_TCP_BUF_SIZE) against a 263-byte MB_TCP_BUF_SIZE limit. When an MBAP frame with Length 264 is processed, usTCPFrameBytesLeft becomes 263, the check passes...

Oracle Linux 8 : mingw-glib2 (ELSA-2026-49512)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-49512 advisory. - Fix CVE-2026-58010: off-by-one error in gvstupleisnormal Resolves: RHEL-212164 - Fix CVE-2026-58011: gdatetimeaddfull range validation Resolves:...

thunderbird: Off-by-one out of bounds read in MIME header parser for forwarding

A flaw was found in Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: The code to parse MIME headers for display when forwarding a message if the setting to view all headers was enabled had an off-by-one error, allowing a single byte to be read from the memory...