how2heap

Educational Heap Exploitation This repo is for learning various heap exploitation techniques. We use Ubuntu's Libc releases as the gold-standard. Each technique is verified to work on corresponding Ubuntu releases. You can run apt source libc6 to download the source code of the Libc you are using...

VLC_CVE-2021-25804_Analysis

An AVI file can have multiple tracks. For example an audio track and a video track. In order to parse an arbitrary number of tracks VLC first must determine if a given track is finished and playable. Two variables are set up with this purpose in mind. Both named itrack. The variable psys...

SUSE CVE-2026-98490

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: fix helper UAF due to extensions realloc While calling the helpers, a raw pointer to the extensions area is wired into expectations list: - nfcthelper - helper-help - nfctexpectrelatedreport -...

UBUNTU-CVE-2026-98490

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: fix helper UAF due to extensions realloc While calling the helpers, a raw pointer to the extensions area is wired into expectations list: - nfcthelper - helper-help - nfctexpectrelatedreport -...

CVE-2026-98442

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: fix helper UAF due to extensions realloc While calling the helpers, a raw pointer to the extensions area is wired into expectations list: - nfcthelper - helper-help - nfctexpectrelatedreport - nfctexpectinsert -...

UBUNTU-CVE-2026-98442

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: fix helper UAF due to extensions realloc While calling the helpers, a raw pointer to the extensions area is wired into expectations list: - nfcthelper - helper-help - nfctexpectrelatedreport - nfctexpectinsert -...

CVE-2026-98490

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: fix helper UAF due to extensions realloc While calling the helpers, a raw pointer to the extensions area is wired into expectations list: - nfcthelper - helper-help - nfctexpectrelatedreport -...

SUSE CVE-2026-98442

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: fix helper UAF due to extensions realloc While calling the helpers, a raw pointer to the extensions area is wired into expectations list: - nfcthelper - helper-help - nfctexpectrelatedreport - nfctexpectinsert -...

DEBIAN-CVE-2026-98490

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: fix helper UAF due to extensions realloc While calling the helpers, a raw pointer to the extensions area is wired into expectations list: - nfcthelper - helper-help - nfctexpectrelatedreport -...

AZL-108815 CVE-2026-98490 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: fix helper UAF due to extensions realloc While calling the helpers, a raw pointer to the extensions area is wired into expectations list: - nfcthelper - helper-help - nfctexpectrelatedreport -...

CVE-2026-98490

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: fix helper UAF due to extensions realloc While calling the helpers, a raw pointer to the extensions area is wired into expectations list: - nfcthelper - helper-help - nfctexpectrelatedreport -...

DEBIAN-CVE-2026-98442

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: fix helper UAF due to extensions realloc While calling the helpers, a raw pointer to the extensions area is wired into expectations list: - nfcthelper - helper-help - nfctexpectrelatedreport - nfctexpectinsert -...

CVE-2026-98442

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: fix helper UAF due to extensions realloc While calling the helpers, a raw pointer to the extensions area is wired into expectations list: - nfcthelper - helper-help - nfctexpectrelatedreport - nfctexpectinsert -...

CVE-2026-98490 net: openvswitch: conntrack: fix helper UAF due to extensions realloc

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: fix helper UAF due to extensions realloc While calling the helpers, a raw pointer to the extensions area is wired into expectations list: - nfcthelper - helper-help - nfctexpectrelatedreport -...

EUVD-2026-103730

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: fix helper UAF due to extensions realloc While calling the helpers, a raw pointer to the extensions area is wired into expectations list: - nfcthelper - helper-help - nfctexpectrelatedreport -...

CVE-2026-98490 net: openvswitch: conntrack: fix helper UAF due to extensions realloc

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: fix helper UAF due to extensions realloc While calling the helpers, a raw pointer to the extensions area is wired into expectations list: - nfcthelper - helper-help - nfctexpectrelatedreport -...

CVE-2026-98490

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: fix helper UAF due to extensions realloc While calling the helpers, a raw pointer to the extensions area is wired into expectations list: - nfcthelper - helper-help - nfctexpectrelatedreport -...

CVE-2026-98490

A use-after-free (UAF) vulnerability exists in the Linux kernel 's Open vSwitch conntrack subsystem. The flaw occurs because a raw pointer to the extensions area is added to the expectations list during helper calls. If additional extensions are added via *_ext_add() calls before a connection is ...

EUVD-2026-103682

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: fix helper UAF due to extensions realloc While calling the helpers, a raw pointer to the extensions area is wired into expectations list: - nfcthelper - helper-help - nfctexpectrelatedreport - nfctexpectinsert -...

CVE-2026-98442 net/sched: act_ct: fix helper UAF due to extensions realloc

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: fix helper UAF due to extensions realloc While calling the helpers, a raw pointer to the extensions area is wired into expectations list: - nfcthelper - helper-help - nfctexpectrelatedreport - nfctexpectinsert -...