Key Takeaways From The Take Command Summit: Unlocking Security Success

As cybersecurity threats continue to evolve, so must our defenses. The recent Rapid7 Take Command Summit provided invaluable insights into preparing for, responding to, and recovering from ransomware attacks. Here are three essential takeaways from the session, "Before, During, & After Ransomware...

CVE-2024-7006 Libtiff: null pointer dereference in tif_dirinfo.c

A null pointer dereference flaw was found in Libtiff via tifdirinfo.c. This issue may allow an attacker to trigger memory allocation failures through certain means, such as restricting the heap space size or injecting faults, causing a segmentation fault. This can cause an application crash,...

CVE-2024-7006 Libtiff: null pointer dereference in tif_dirinfo.c

A null pointer dereference flaw was found in Libtiff via tifdirinfo.c. This issue may allow an attacker to trigger memory allocation failures through certain means, such as restricting the heap space size or injecting faults, causing a segmentation fault. This can cause an application crash,...

CVE-2024-7006

CVE-2024-7006 affects libtiff via a NULL pointer dereference in tif_dirinfo.c that can trigger memory allocation failures and crash the application (DoS). Public advisories (e.g., Debian DLA-4026-1, ALAS/AL2, ALAS2-2024-2639, ALMA) indicate libtiff updates to fix this, so upgrading libtiff to the...

CVE-2024-7006 Libtiff: null pointer dereference in tif_dirinfo.c

A null pointer dereference flaw was found in Libtiff via tifdirinfo.c. This issue may allow an attacker to trigger memory allocation failures through certain means, such as restricting the heap space size or injecting faults, causing a segmentation fault. This can cause an application crash,...

CVE-2024-43167

DISPUTE NOTE: this issue does not pose a security risk as it according to analysis by the original software developer, NLnet Labs falls within the expected functionality and security controls of the application. Red Hat has made a claim that there is a security risk within Red Hat products. NLnet...

CVE-2024-43167

CVE-2024-43167 describes a NULL pointer dereference in Unbound’s ub_ctx_set_fwd, which can lead to a crash/DoS when specific API call orders are used. Connected documents confirm this affects unbound across multiple distributions and versions. Debian LTS fixes the issue in unbound 1.13.1-1+deb11u...

CVE-2024-43167 Unbound: null pointer dereference in unbound

DISPUTE NOTE: this issue does not pose a security risk as it according to analysis by the original software developer, NLnet Labs falls within the expected functionality and security controls of the application. Red Hat has made a claim that there is a security risk within Red Hat products. NLnet...

kernel: nsh: Restore skb->{protocol,data,mac_header} for outer header in nsh_gso_segment().

In the Linux kernel, the following vulnerability has been resolved: nsh: Restore skb-protocol,data,macheader for outer header in nshgsosegment. syzbot triggered various splats see 0 and links by a crafted GSO packet of VIRTIONETHDRGSOUDP layering the following protocols: ETHP8021AD + ETHPNSH +...

kernel: net: core: reject skb_copy(_expand) for fraglist GSO skbs

In the Linux kernel, the following vulnerability has been resolved: net: core: reject skbcopyexpand for fraglist GSO skbs SKBGSOFRAGLIST skbs must not be linearized, otherwise they become invalid. Return NULL if such an skb is passed to skbcopy or skbcopyexpand, in order to prevent a crash on a...

kernel: net: core: reject skb_copy(_expand) for fraglist GSO skbs

In the Linux kernel, the following vulnerability has been resolved: net: core: reject skbcopyexpand for fraglist GSO skbs SKBGSOFRAGLIST skbs must not be linearized, otherwise they become invalid. Return NULL if such an skb is passed to skbcopy or skbcopyexpand, in order to prevent a crash on a...

CVE-2024-42240

In the Linux kernel, the following vulnerability has been resolved: x86/bhi: Avoid warning in DB handler due to BHI mitigation When BHI mitigation is enabled, if SYSENTER is invoked with the TF flag set then entrySYSENTERcompat uses CLEARBRANCHHISTORY and calls the clearbhbloop before the TF flag...

CVE-2024-42240

In the Linux kernel, the following vulnerability has been resolved: x86/bhi: Avoid warning in DB handler due to BHI mitigation When BHI mitigation is enabled, if SYSENTER is invoked with the TF flag set then entrySYSENTERcompat uses CLEARBRANCHHISTORY and calls the clearbhbloop before the TF flag...

CVE-2024-42240 x86/bhi: Avoid warning in #DB handler due to BHI mitigation

In the Linux kernel, the following vulnerability has been resolved: x86/bhi: Avoid warning in DB handler due to BHI mitigation When BHI mitigation is enabled, if SYSENTER is invoked with the TF flag set then entrySYSENTERcompat uses CLEARBRANCHHISTORY and calls the clearbhbloop before the TF flag...

CVE-2024-42240 x86/bhi: Avoid warning in #DB handler due to BHI mitigation

In the Linux kernel, the following vulnerability has been resolved: x86/bhi: Avoid warning in DB handler due to BHI mitigation When BHI mitigation is enabled, if SYSENTER is invoked with the TF flag set then entrySYSENTERcompat uses CLEARBRANCHHISTORY and calls the clearbhbloop before the TF flag...

Keys to the Kingdom - Gaining access to the Physical Facility through Internal Access

This is a story of network segmentation and the impact that seemingly trivial misconfigurations can have for your organization. This is one of those occasions. This particular pen test asked for goals-based assessment focusing on post-compromise activities — an attempt by the client to discover h...

SUSE CVE-2024-7006

A null pointer dereference flaw was found in Libtiff via tifdirinfo.c. This issue may allow an attacker to trigger memory allocation failures through certain means, such as restricting the heap space size or injecting faults, causing a segmentation fault. This can cause an application crash,...

kernel: net: core: reject skb_copy(_expand) for fraglist GSO skbs

In the Linux kernel, the following vulnerability has been resolved: net: core: reject skbcopyexpand for fraglist GSO skbs SKBGSOFRAGLIST skbs must not be linearized, otherwise they become invalid. Return NULL if such an skb is passed to skbcopy or skbcopyexpand, in order to prevent a crash on a...

Details Matter: Pentesting a single device to guarantee security

Rapid7’s penetration testing services regularly assess internal networks of various sizes. For this particular engagement, however, Rapid7 was tasked with performing a penetration test of just one device on an internal network. The device was being piloted for future deployment and the customer h...

ROS-20240806-16

Vulnerability in glXGetDrawableScreen neutral dispatch layer function for OpenGL API calls libglvnd is related to a segmentation violation. Exploitation of the vulnerability could allow an attacker, acting remotely, to cause a denial of service...