Linux Distros Unpatched Vulnerability : CVE-2026-46055

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - apparmor: Fix string overrun due to missing termination When booting Ubuntu 26.04 with Linux 7.0-rc4 on an ARM64 Qualcomm Snapdragon X1 we see a string buffer...

Linux Distros Unpatched Vulnerability : CVE-2026-46001

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - hwmon: pt5161l Fix bugs in pt5161lreadblockdata Fix two bugs in pt5161lreadblockdata: 1. Buffer overrun: The local buffer rbuf is declared as u8 rbuf24, but...

xorg: xwayland: X.Org X server: Denial of Service via integer underflow in XKB compatibility map handling

A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of servi...

xorg: xwayland: X.Org X server: Denial of Service via integer underflow in XKB compatibility map handling

A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of servi...

EUVD-2026-33741

microtar through 0.1.0 contains a stack-based buffer overflow vulnerability in the rawtoheader function in src/microtar.c that allows attackers to corrupt adjacent stack memory by supplying a crafted TAR archive with non-null-terminated name or linkname fields. The function uses strcpy to copy...

DEBIAN-CVE-2026-45700

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.26.0, FreeRDP's planar bitmap decoder has an out-of-bounds heap write when decoding RLE planar data. In libfreerdp/codec/planar.c, freerdpbitmapdecompressplanar validates the X destination coordinate nXDst against the...

AZL-89147 CVE-2026-40528 affecting package opensc for versions less than 0.27.0-1

OpenSC before 0.27.0, fixed in commit 0358817, contains a stack and heap buffer overrun vulnerability in the dokeyvalue function in src/pkcs15init/profile.c that allows attackers to corrupt memory by supplying a crafted profile configuration file. During pkcs15-init invocation, a key value entry...

EUVD-2026-33320

OpenSC before 0.27.0, fixed in commit 0358817, contains a stack and heap buffer overrun vulnerability in the dokeyvalue function in src/pkcs15init/profile.c that allows attackers to corrupt memory by supplying a crafted profile configuration file. During pkcs15-init invocation, a key value entry...

CVE-2026-40528

OpenSC before 0.27.0, fixed in commit 0358817, contains a stack and heap buffer overrun vulnerability in the dokeyvalue function in src/pkcs15init/profile.c that allows attackers to corrupt memory by supplying a crafted profile configuration file. During pkcs15-init invocation, a key value entry...

CVE-2026-40528

OpenSC before 0.27.0, fixed in commit 0358817, contains a stack and heap buffer overrun vulnerability in the dokeyvalue function in src/pkcs15init/profile.c that allows attackers to corrupt memory by supplying a crafted profile configuration file. During pkcs15-init invocation, a key value entry...

CVE-2026-40528 OpenSC < 0.27.0 Buffer Overrun in do_key_value() via profile.c

OpenSC before 0.27.0, fixed in commit 0358817, contains a stack and heap buffer overrun vulnerability in the dokeyvalue function in src/pkcs15init/profile.c that allows attackers to corrupt memory by supplying a crafted profile configuration file. During pkcs15-init invocation, a key value entry...

CVE-2026-40528 OpenSC < 0.27.0 Buffer Overrun in do_key_value() via profile.c

OpenSC before 0.27.0, fixed in commit 0358817, contains a stack and heap buffer overrun vulnerability in the dokeyvalue function in src/pkcs15init/profile.c that allows attackers to corrupt memory by supplying a crafted profile configuration file. During pkcs15-init invocation, a key value entry...

CVE-2026-40528

OpenSC prior to 0.27.0 contains a stack and heap buffer overrun in do_key_value() (src/pkcs15init/profile.c). During pkcs15-init, a key value entry starting with '=' and exceeding the size of keybuf is copied via memcpy without length checking, causing memory corruption on both stack and heap. A ...

CVE-2026-40528 OpenSC < 0.27.0 Buffer Overrun in do_key_value() via profile.c

OpenSC before 0.27.0, fixed in commit 0358817, contains a stack and heap buffer overrun vulnerability in the dokeyvalue function in src/pkcs15init/profile.c that allows attackers to corrupt memory by supplying a crafted profile configuration file. During pkcs15-init invocation, a key value entry...

OESA-2026-2505 rsync security update

Rsync is an open source utility that provides fast incremental file transfer. It uses the "rsync algorithm" which provides a very fast method for bringing remote files into sync. It does this by sending just the differences in the files across the link, without requiring that both sets of files a...

PT-2026-44841

Name of the Vulnerable Software and Affected Versions OpenSC versions prior to 0.27.0 Description A stack and heap buffer overrun occurs in the do key value function within src/pkcs15init/profile.c. This issue allows memory corruption when a crafted profile configuration file is supplied. During...

h2o -- heap overrun parsing zero-length SNI

h2o project reports: When h2o receives a TLS or QUIC ClientHello containing a zero-length SNI extension, it can overrun the zero-length hostname while copying it. This can trigger a segmentation fault and cause a denial of service...

CVE-2026-49127 Music Player Daemon < 0.24.11 Stack Buffer Overflow via pcm_unpack_24be

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...

xorg: xwayland: X.Org X server: Denial of Service via integer underflow in XKB compatibility map handling

A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of servi...

xorg: xwayland: X.Org X server: Denial of Service via integer underflow in XKB compatibility map handling

A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of servi...