CVE-2026-123875

A NULL pointer dereference in Node.js HTTP/2 lets an unauthenticated c...

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-2021-24086

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...

K000164182: Multiple libxml2 vulnerabilities

Security Advisory Description CVE-2017-5130 An integer overflow in xmlmemory.c in libxml2 before 2.9.5, as used in Google Chrome prior to 62.0.3202.62 and other products, allowed a remote attacker to potentially exploit heap corruption via a crafted XML file. CVE-2017-8872 The htmlParseTryOrFinis...

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...

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-2026-90782-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...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-151083)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-151083 advisory. In the Linux kernel, the following vulnerability has been resolved: SUNRPC: fix gssxdecoptionarray error path bugs Four coupled defects in the gssx XDR option-array...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-151091)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-151091 advisory. In the Linux kernel, the following vulnerability has been resolved: sctp: fix NULL deref on untransmitted RECONF completion sctpprocessstrresetoutreq,...

UBUNTU-CVE-2026-100082

In the Linux kernel, the following vulnerability has been resolved: xen-blkback: Avoid UAF when reading I/O statistics Reading I/O statistics via sysfs concurrently with tearing down a frontend device might result in UAF or a NULL dereference, as the reading of the statistics data is not...

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...

Linux Distros Unpatched Vulnerability : CVE-2026-100082

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xen-blkback: Avoid UAF when reading I/O statistics Reading I/O statistics via sysfs concurrently with tearing down a frontend device might result in UAF or a NU...

CVE-2026-100082

In the Linux kernel, the following vulnerability has been resolved: xen-blkback: Avoid UAF when reading I/O statistics Reading I/O statistics via sysfs concurrently with tearing down a frontend device might result in UAF or a NULL dereference, as the reading of the statistics data is not...

DEBIAN-CVE-2026-100082

In the Linux kernel, the following vulnerability has been resolved: xen-blkback: Avoid UAF when reading I/O statistics Reading I/O statistics via sysfs concurrently with tearing down a frontend device might result in UAF or a NULL dereference, as the reading of the statistics data is not...

EUVD-2026-118401

In the Linux kernel, the following vulnerability has been resolved: xen-blkback: Avoid UAF when reading I/O statistics Reading I/O statistics via sysfs concurrently with tearing down a frontend device might result in UAF or a NULL dereference, as the reading of the statistics data is not...

CVE-2026-100082 xen-blkback: Avoid UAF when reading I/O statistics

In the Linux kernel, the following vulnerability has been resolved: xen-blkback: Avoid UAF when reading I/O statistics Reading I/O statistics via sysfs concurrently with tearing down a frontend device might result in UAF or a NULL dereference, as the reading of the statistics data is not...

CVE-2026-100082 xen-blkback: Avoid UAF when reading I/O statistics

In the Linux kernel, the following vulnerability has been resolved: xen-blkback: Avoid UAF when reading I/O statistics Reading I/O statistics via sysfs concurrently with tearing down a frontend device might result in UAF or a NULL dereference, as the reading of the statistics data is not...

CVE-2026-100082

The Linux kernel (versions 4.5 and newer) contains a vulnerability in the xen-blkback driver. The issue stems from a lack of synchronization between reading I/O statistics via sysfs and the freeing of the memory holding that data during frontend device teardown. This race condition can lead to a ...

Astra Linux – vulnerability in linux-6.1, linux-6.12, linux-6.18

In the Linux kernel, the following vulnerability has been resolved: rtc: msc313: fix NULL deref in shared IRQ handler at probe msc313rtcprobe calls devmrequestirq with IRQFSHARED and &pdev-dev as the cookie, but platformsetdrvdata is only called later after the clock setup. With a shared IRQ line...

Astra Linux – vulnerability in linux-6.1, linux-6.12, linux-6.18

In the Linux kernel, the following vulnerability has been resolved: NFSv4/pnfs: key the data server cache on the NFS version nfs4pnfsdsadd keys the per-net data server cache on the multipath address set alone, and struct nfs4pnfsds records no version. That suffices for the files layout driver,...