CVE-2026-14899

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...

OESA-2026-3109 glib2 security update

GLib is a bundle of three formerly five low-level system libraries written in C and developed mainly by GNOME. GLib's code was separated from GTK, so it can be used by software other than GNOME and has been developed in parallel ever since. Security Fixes: A flaw was found in GLib. An integer...

CVE-2026-16473

A flaw was found in the sbc library BlueZ SBC codec. An off-by-one error in the SBC frame decoder allows a crafted audio payload to trigger a one-byte heap out-of-bounds read. This could allow an adjacent attacker streaming Bluetooth audio to read a single byte of adjacent heap memory...

Security Vulnerabilities fixed in Thunderbird 153 — Mozilla

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 after the buffer for the headers, and potentially crashing Thunderbird. Memory safety bugs present in...

CVE-2026-50497

Off-by-one error in Windows Remote Desktop Protocol allows an unauthorized attacker to disclose information over a network...

Windows Remote Desktop Protocol (RDP) Information Disclosure Vulnerability

Off-by-one error in Windows Remote Desktop Protocol allows an unauthorized attacker to disclose information over a network...

CVE-2026-12413

An invalidly formatted IKEv2 fragment causes the Libreswan pluto daemon to crash and restart. Continued exploitation would cause a denial of service. The function reassemblev2incomingfragments would ignore unknown outer payloads but still store these in a fixed size array msgdigest.digestPAYLIMIT...

CVE-2026-44042

UltraVNC repeater through 1.8.2.2 contains an off-by-one error in the Base64 decode helper used for HTTP Basic authentication. In repeater/webgui/webutils.c:817, the wiuudecode function checks whether the input length exceeds the output buffer with a strict greater-than comparison , while the...

CVE-2026-58014

A flaw was found in GLib. An off-by-one error can occur in the gkeyfilegetlocalestringlist function in the gkeyfile.c file when loading a key file with an empty value. This flaw can cause an out-of-bounds access of 1 byte or a denial of service when the out-of-bounds access crosses a page boundar...

CVE-2026-58010

A flaw was found in GLib. An off-by-one error can occur in the gvstupleisnormal function in the glib/gvariant-serialiser.c file when doing an alignment padding check because the bounds check uses instead of =, causing an out-of-bounds read of only 1 byte. This issue can cause a minor information...

EUVD-2026-40312

A flaw was found in GLib. An off-by-one error can occur in the gvstupleisnormal function in the glib/gvariant-serialiser.c file when doing an alignment padding check because the bounds check uses instead of =, causing an out-of-bounds read of only 1 byte. This issue can cause a minor information...

CVE-2026-53088

A flaw was found in the Linux kernel's bcmgenet network driver. An off-by-one error in the bcmgenetputtxcb function, related to the writeptr handling for transmit control blocks txcb, could lead to incorrect cleanup of these blocks. This issue may result in system instability or unexpected behavi...

GO-2026-5174 Velocidex Velociraptor has an off-by-one error in www.velocidex.com/golang/velociraptor

Velocidex Velociraptor has an off-by-one error in www.velocidex.com/golang/velociraptor. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive reports from vulnerability...

Off-by-one Error

Overview Affected versions of this package are vulnerable to Off-by-one Error via the ChangeCollaborationAccessMode function. An attacker can gain owner-level privileges by exploiting an off-by-one error when modifying collaboration access modes. Remediation Upgrade gogs.io/gogs/internal/database...

Off-by-one Error

Overview Affected versions of this package are vulnerable to Off-by-one Error via the ChangeCollaborationAccessMode function. An attacker can gain owner-level privileges by exploiting an off-by-one error when modifying collaboration access modes. Remediation Upgrade...

Off-by-one Error

Overview Affected versions of this package are vulnerable to Off-by-one Error via the ChangeCollaborationAccessMode function. An attacker can gain owner-level privileges by exploiting an off-by-one error when modifying collaboration access modes. Remediation Upgrade gogs.io/gogs/internal/route/re...

CVE-2026-52804 Gogs: Privilege Escalation via Collaboration Access Mode Validation

Gogs is an open source self-hosted Git service. Prior to 0.14.3, a repository admin collaborator can escalate their privileges to owner-level access by exploiting an off-by-one error in the ChangeCollaborationAccessMode function. This vulnerability is fixed in 0.14.3...

Gogs Vulnerable to Privilege Escalation via Collaboration Access Mode Validation

Summary A repository admin collaborator can escalate their privileges to owner-level access by exploiting an off-by-one error in the ChangeCollaborationAccessMode function. Vulnerable Code In internal/database/repocollaboration.go, line 129: go func r Repository ChangeCollaborationAccessModeuserI...

Gnutls: gnutls: memory corruption due to off-by-one error in pkcs#12 bag handling

...

CVE-2026-49127

Music Player Daemon MPD before version 0.24.11 contains a stack buffer overflow vulnerability in the pcmunpack24be function in src/pcm/Pack.cxx that allows unauthenticated attackers to corrupt stack memory by triggering an off-by-one write in the PCM decoder plugin. Attackers can issue two MPD...