CVE-2026-99134

In the Linux kernel, the following vulnerability has been resolved: m...

CVE-2025-68325

CVE-2025-68325 schcake doesn't consider the case when cakeenqueue returns a non-null result, leading to the imbalanced qlen in the qdisc tree, triggering null-deref in its parent sched, e.g., qfq. Affected Versions Fixed at v6.19-rc1 Severity Low Patch In cakedrop, qdisctreereducebacklog is used ...

CVE-2025-4476-Exploit

CVE-2025-4476-Exploit A small Python test client to send HTTP GET requests with an oversized Authorization: Basic header. This tool is intended for lab testing and research into header-parsing issues e.g., null-dereference / crash bugs such as CVE-2025-4476 in libsoup. It demonstrates how a...

CVE-2026-99134

In the Linux kernel, the following vulnerability has been resolved: mac802154: fix data race and NULL deref on local-assocdev local-assocdev is shared between the association path and the association-response worker without common synchronization. mac802154performassociation stores the coordinato...

CVE-2026-99126

In the Linux kernel, the following vulnerability has been resolved: s390/ctcm: Prevent XID null dereference The mpcvalidatexid function sets grp-savedxid2-xid2flag2 to 0x40 to signal XID validation error. If peer XID is NULL or r/w channel pairing mismatch happens, grp-savedxid2 is never...

CVE-2026-99134 mac802154: fix data race and NULL deref on local->assoc_dev

In the Linux kernel, the following vulnerability has been resolved: mac802154: fix data race and NULL deref on local-assocdev local-assocdev is shared between the association path and the association-response worker without common synchronization. mac802154performassociation stores the coordinato...

CVE-2026-99134

The Linux kernel contains a vulnerability in the mac802154 driver where local->assoc_dev is shared between the association path and the association-response worker without proper synchronization. This lack of atomicity leads to a data race where cleanup paths can clear the pointer while the wo...

EUVD-2026-111886

In the Linux kernel, the following vulnerability has been resolved: mac802154: fix data race and NULL deref on local-assocdev local-assocdev is shared between the association path and the association-response worker without common synchronization. mac802154performassociation stores the coordinato...

CVE-2026-99126

The Linux kernel contains a vulnerability in the s390/ctcm component where the mpc_validate_xid() function causes a NULL dereference . This occurs because the function attempts to set the xid2_flag2 flag on grp->saved_xid2; however, if a peer XID is NULL or a read/write channel pairing mismatc...

CVE-2026-99126 s390/ctcm: Prevent XID null dereference

In the Linux kernel, the following vulnerability has been resolved: s390/ctcm: Prevent XID null dereference The mpcvalidatexid function sets grp-savedxid2-xid2flag2 to 0x40 to signal XID validation error. If peer XID is NULL or r/w channel pairing mismatch happens, grp-savedxid2 is never...

EUVD-2026-111878

In the Linux kernel, the following vulnerability has been resolved: s390/ctcm: Prevent XID null dereference The mpcvalidatexid function sets grp-savedxid2-xid2flag2 to 0x40 to signal XID validation error. If peer XID is NULL or r/w channel pairing mismatch happens, grp-savedxid2 is never...

CVE-2021-24086-exp

CVE-2021-24086 This is a proof of concept for CVE-2021-24086 "Windows TCP/IP Denial of Service Vulnerability ", a NULL dereference in tcpip.sys patched by Microsoft in February 2021. According to this tweet, the vulnerability has been found by @piazzt. It is triggerable remotely by sending...

PT-2026-128119

In the Linux kernel, the following vulnerability has been resolved: s390/ctcm: Prevent XID null dereference The mpc validate xid function sets grp-saved xid2-xid2 flag2 to 0x40 to signal XID validation error. If peer XID is NULL or r/w channel pairing mismatch happens, grp-saved xid2 is never...

PT-2026-128127

In the Linux kernel, the following vulnerability has been resolved: mac802154: fix data race and NULL deref on local-assoc dev local-assoc dev is shared between the association path and the association-response worker without common synchronization. mac802154 perform association stores the...

cve-2026-23398-poc

Lab: CVE-2026-23398 ICMP / ipnopmtudisc=3 Reproducible lab for the Linux kernel bug in icmptagvalidation NULL dereference when net.ipv4.ipnopmtudisc = 3 and a Fragmentation Needed ICMP arrives whose quoted inner IPv4 header uses a protocol number with no handler in inetprotos. Authorized use only...

SUSE CVE-2026-99073

In the Linux kernel, the following vulnerability has been resolved: ipv4: stop exception dump when nexthop group shrinks Commit 4ce5dc9316de "inet: switch inetdumpfib to RCU protection" allowed IPv4 FIB dumps to run concurrently with nexthop replacement. fibdumpinfofnhe uses fibinfonumpath as the...

CVE-2026-90782-s2opc-status-clobber

CVE-2026-90782 — S2OPC Status-Clobbering NULL Dereference Standalone proof-of-concept for CVE-2026-90782 in S2OPC Safe & Secure OPC. Vulnerability In allocnotificationmessageitems S2OPC 1.7.3 and earlier: A single shared status variable is used for both DataChange and Event allocations. If the...

CVE-2026-82389 Bluetooth Classic HFP AG wipes an object still linked in the SDP request list on connect failure, causing a NULL dereference

In the Bluetooth Classic Hands-Free Profile Audio Gateway role, hfpagcreate in subsys/bluetooth/host/classic/hfpag.c starts an SDP discovery toward the peer, which links the embedded ag-sdpparam.node into the SDP client's pending request list in subsys/bluetooth/host/classic/sdp.c. If the...

CVE-2026-82389 Bluetooth Classic HFP AG wipes an object still linked in the SDP request list on connect failure, causing a NULL dereference

In the Bluetooth Classic Hands-Free Profile Audio Gateway role, hfpagcreate in subsys/bluetooth/host/classic/hfpag.c starts an SDP discovery toward the peer, which links the embedded ag-sdpparam.node into the SDP client's pending request list in subsys/bluetooth/host/classic/sdp.c. If the...

CVE-2026-82389 Bluetooth Classic HFP AG wipes an object still linked in the SDP request list on connect failure, causing a NULL dereference

In the Bluetooth Classic Hands-Free Profile Audio Gateway role, hfpagcreate in subsys/bluetooth/host/classic/hfpag.c starts an SDP discovery toward the peer, which links the embedded ag-sdpparam.node into the SDP client's pending request list in subsys/bluetooth/host/classic/sdp.c. If the...