CVE-2022-23085

The FreeBSD Kernel is vulnerable to a privilege escalation flaw in the netmap component due to a numerical overflow in the nmreq_copyin() function. The issue arises from insufficient bounds checking of user-supplied integer options, which can lead to kernel memory corruption . An attacker who can...

CVE-2022-23084 Potential jail escape vulnerabilities in netmap

The total size of the user-provided nmreq to nmreqcopyin was first computed and then trusted during the copyin. This time-of-check to time-of-use bug could lead to kernel memory corruption. On systems configured to include netmap in their devfsruleset, a privileged process running in a jail can...

CVE-2022-23085: Out-of-bounds Write

A user-provided integer option was passed to nmreqcopyin without checking if it would overflow. This insufficient bounds checking could lead to kernel memory corruption. On systems configured to include netmap in their devfsruleset, a privileged process running in a jail can affect the host...

CVE-2022-23084: Time-of-check Time-of-use (TOCTOU) Race Condition

The total size of the user-provided nmreq to nmreqcopyin was first computed and then trusted during the copyin. This time-of-check to time-of-use bug could lead to kernel memory corruption. On systems configured to include netmap in their devfsruleset, a privileged process running in a jail can...

Design/Logic Flaw

PyInstaller bundles a Python application and all its dependencies into a single package. A PyInstaller built application, elevated as a privileged process, may be tricked by an unprivileged attacker into deleting files the unprivileged user does not otherwise have access to. A user is affected if...

Updated xrdp packages fix security vulnerability

The updated packages fix a security vulnerability Access to the font glyphs in xrdppainter.c is not bounds-checked. Since some of this data is controllable by the user, this can result in an out-of-bounds read within the xrdp executable. The vulnerability allows an out-of-bounds read within a...

Fedora 39 : firefox (2023-a0ac4fe21c)

The remote Fedora 39 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-a0ac4fe21c advisory. - Updated to latest upstream 118.0 Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that Nessu...

AlmaLinux 8 : firefox (ALSA-2023:5433)

The remote AlmaLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2023:5433 advisory. - During the worker lifecycle, a use-after-free condition could have occured, which could have led to a potentially exploitable crash. This vulnerability...

Mozilla: Out-of-bounds write in PathOps

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as: A compromised content process could have provided malicious data in a PathRecording, resulting in an out-of-bounds write, leading to a potentially exploitable crash in a privileged process...

Mozilla: Out-of-bounds write in PathOps

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as: A compromised content process could have provided malicious data in a PathRecording, resulting in an out-of-bounds write, leading to a potentially exploitable crash in a privileged process...

Mozilla: Out-of-bounds write in PathOps

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as: A compromised content process could have provided malicious data in a PathRecording, resulting in an out-of-bounds write, leading to a potentially exploitable crash in a privileged process...

Mozilla: Out-of-bounds write in PathOps

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as: A compromised content process could have provided malicious data in a PathRecording, resulting in an out-of-bounds write, leading to a potentially exploitable crash in a privileged process...

Mozilla: Out-of-bounds write in PathOps

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as: A compromised content process could have provided malicious data in a PathRecording, resulting in an out-of-bounds write, leading to a potentially exploitable crash in a privileged process...

Mozilla: Out-of-bounds write in PathOps

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as: A compromised content process could have provided malicious data in a PathRecording, resulting in an out-of-bounds write, leading to a potentially exploitable crash in a privileged process...

Mozilla: Out-of-bounds write in PathOps

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as: A compromised content process could have provided malicious data in a PathRecording, resulting in an out-of-bounds write, leading to a potentially exploitable crash in a privileged process...

Mozilla: Out-of-bounds write in PathOps

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as: A compromised content process could have provided malicious data in a PathRecording, resulting in an out-of-bounds write, leading to a potentially exploitable crash in a privileged process...

Mozilla: Out-of-bounds write in PathOps

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as: A compromised content process could have provided malicious data in a PathRecording, resulting in an out-of-bounds write, leading to a potentially exploitable crash in a privileged process...

Mozilla: Out-of-bounds write in PathOps

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as: A compromised content process could have provided malicious data in a PathRecording, resulting in an out-of-bounds write, leading to a potentially exploitable crash in a privileged process...

Mozilla: Out-of-bounds write in PathOps

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as: A compromised content process could have provided malicious data in a PathRecording, resulting in an out-of-bounds write, leading to a potentially exploitable crash in a privileged process...

Mozilla: Out-of-bounds write in PathOps

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as: A compromised content process could have provided malicious data in a PathRecording, resulting in an out-of-bounds write, leading to a potentially exploitable crash in a privileged process...