Siemens SIMATIC S7-1500 NULL Pointer Dereference (CVE-2025-38364)

In the Linux kernel, the following vulnerability has been resolved: mapletree: fix MASTATEPREALLOC flag in maspreallocate Temporarily clear the preallocation flag when explicitly requesting allocations. Pre-existing allocations are already counted against the request through masnodecountgfp, but...

Siemens SIMATIC S7-1500 NULL Pointer Dereference (CVE-2025-38468)

"In the Linux kernel, the following vulnerability has been resolved: net/sched: Return NULL when htblookupleaf encounters an empty rbtree htblookupleaf has a BUGON that can trigger with the following: tc qdisc del dev lo root tc qdisc add dev lo root handle 1: htb default 1 tc class add dev lo...

Siemens SIMATIC S7-1500 NULL Pointer Dereference (CVE-2025-38167)

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: handle hdrfirstde return value The hdrfirstde function returns a pointer to a struct NTFSDE. This pointer may be NULL. To handle the NULL error effectively, it is important to implement an error handler. This will help...

SUSE CVE-2026-23277

In the Linux kernel, the following vulnerability has been resolved: net/sched: teql: fix NULL pointer dereference in iptunnelxmit on TEQL slave xmit teqlmasterxmit calls netdevstartxmitskb, slave to transmit through slave devices, but does not update skb-dev to the slave device beforehand. When a...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference in the fuseuringinitqueue process. An attacker can cause the daemon to crash or exhaust system resources by triggering a failure in numaalloclocal during iouring queue entry setup, leading the code to proceed wi...

MGASA-2026-0061 Updated expat packages fix security vulnerabilities

libexpat before 2.7.5 allows a NULL pointer dereference with empty external parameter entity content. CVE-2026-32776 libexpat before 2.7.5 allows an infinite loop while parsing DTD content. CVE-2026-32777 libexpat before 2.7.5 allows a NULL pointer dereference in the function setContext on retry...

UBUNTU-CVE-2026-33179

libfuse is the reference implementation of the Linux FUSE. From version 3.18.0 to before version 3.18.2, a NULL pointer dereference and memory leak in fuseuringinitqueue allows a local user to crash the FUSE daemon or cause resource exhaustion. When numaalloclocal fails during iouring queue entry...

CVE-2026-33164

libde265 prior to version 1.0.17 is vulnerable to a segmentation fault caused by a malformed H.265 PPS NAL unit in pic_parameter_set::set_derived_values(). The issue has a fix in version 1.0.17, which patches the fault. Affected component is the libde265 H.265 decoder; impact is a crash/segmentat...

CVE-2026-33164 NULL Pointer Dereference in libde265

libde265 is an open source implementation of the h.265 video codec. Prior to version 1.0.17, a malformed H.265 PPS NAL unit causes a segmentation fault in picparameterset::setderivedvalues. This issue has been patched in version 1.0.17...

CVE-2026-33164 NULL Pointer Dereference in libde265

libde265 is an open source implementation of the h.265 video codec. Prior to version 1.0.17, a malformed H.265 PPS NAL unit causes a segmentation fault in picparameterset::setderivedvalues. This issue has been patched in version 1.0.17...

CVE-2026-33179 libfuse: NULL Pointer Dereference and Memory Leak in io_uring Queue Initialization

libfuse is the reference implementation of the Linux FUSE. From version 3.18.0 to before version 3.18.2, a NULL pointer dereference and memory leak in fuseuringinitqueue allows a local user to crash the FUSE daemon or cause resource exhaustion. When numaalloclocal fails during iouring queue entry...

AZL-80204 CVE-2026-23277 affecting package kernel for versions less than 6.6.130.1-1

In the Linux kernel, the following vulnerability has been resolved: net/sched: teql: fix NULL pointer dereference in iptunnelxmit on TEQL slave xmit teqlmasterxmit calls netdevstartxmitskb, slave to transmit through slave devices, but does not update skb-dev to the slave device beforehand. When a...

UBUNTU-CVE-2026-23277

In the Linux kernel, the following vulnerability has been resolved: net/sched: teql: fix NULL pointer dereference in iptunnelxmit on TEQL slave xmit teqlmasterxmit calls netdevstartxmitskb, slave to transmit through slave devices, but does not update skb-dev to the slave device beforehand. When a...

CVE-2026-23277

CVE-2026-23277 (TEQL NULL pointer dereference in iptunnel_xmit) is fixed in Linux kernel TEQL transmit path. When a GRE Gretap tunnel is TEQL slave, teql_master_xmit() transmits via netdev_start_xmit() without updating skb->dev to the slave. iptunnel_xmit then uses the original dev from skb-&g...

CVE-2026-23277 net/sched: teql: fix NULL pointer dereference in iptunnel_xmit on TEQL slave xmit

In the Linux kernel, the following vulnerability has been resolved: net/sched: teql: fix NULL pointer dereference in iptunnelxmit on TEQL slave xmit teqlmasterxmit calls netdevstartxmitskb, slave to transmit through slave devices, but does not update skb-dev to the slave device beforehand. When a...

RLSA-2023:3018 Low: libarchive security update

The libarchive programming library can create and read several different streaming archive formats, including GNU tar, cpio, and ISO 9660 CD-ROM images. Libarchive is used notably in the bsdtar utility, scripting language bindings such as python-libarchive, and several popular desktop file...

CVE-2026-33179: NULL Pointer Dereference

libfuse is the reference implementation of the Linux FUSE. From version 3.18.0 to before version 3.18.2, a NULL pointer dereference and memory leak in fuseuringinitqueue allows a local user to crash the FUSE daemon or cause resource exhaustion. When numaalloclocal fails during iouring queue entry...

CVE-2026-33063: NULL Pointer Dereference

free5GC is an open source 5G core network. free5GC AUSF prior to version 1.4.2 has is an Improper Null Check vulnerability leading to Denial of Service. All deployments of free5GC v4.0.1 using the AUSF UE authentication service /nausf-auth/v1/ue-authentications endpoint are affected. A remote...

libfuse 代码问题漏洞

libfuse is an open-source user-space file system development library by libfuse. Versions of libfuse 3.18.0 to 3.18.2 had code-related vulnerabilities. These vulnerabilities stemmed from the fuseuringinitqueue function, which contained null pointer dereferencing and memory leaks. This could...

PT-2026-26679

Name of the Vulnerable Software and Affected Versions libfuse versions 3.18.0 through 3.18.1 Description libfuse, the reference implementation of the Linux FUSE, contains a flaw in the fuse uring init queue function. A NULL pointer dereference and memory leak can occur when setting up the io urin...