kernel: use after free in nvmet_tcp_free_crypto in NVMe

A use-after-free vulnerability was found in drivers/nvme/target/tcp.c in nvmettcpfreecrypto due to a logical bug in the NVMe/TCP subsystem in the Linux kernel. This issue may allow a malicious user to cause a use-after-free and double-free problem, which may permit remote code execution or lead t...

RHEL 8 : kernel-rt (RHSA-2023:7551)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:7551 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirement...

RHEL 8 : kpatch-patch (RHSA-2023:7559)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:7559 advisory. This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel. Security Fixe...

USN-6497-1: Linux kernel (OEM) vulnerabilities

Maxim Levitsky discovered that the KVM nested virtualization SVM implementation for AMD processors in the Linux kernel did not properly handle x2AVIC MSRs. An attacker in a guest VM could use this to cause a denial of service host kernel crash. CVE-2023-5090 Alon Zahavi discovered that the...

kernel: use after free in nvmet_tcp_free_crypto in NVMe

A use-after-free vulnerability was found in drivers/nvme/target/tcp.c in nvmettcpfreecrypto due to a logical bug in the NVMe/TCP subsystem in the Linux kernel. This issue may allow a malicious user to cause a use-after-free and double-free problem, which may permit remote code execution or lead t...

Ubuntu 22.04 LTS : Linux kernel (OEM) vulnerabilities (USN-6497-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6497-1 advisory. Maxim Levitsky discovered that the KVM nested virtualization SVM implementation for AMD processors in the Linux kernel did not properly handle x2AVIC MSR...

CVE-2023-6121 Kernel: nvme: info leak due to out-of-bounds read in nvmet_ctrl_find_get

An out-of-bounds read vulnerability was found in the NVMe-oF/TCP subsystem in the Linux kernel. This issue may allow a remote attacker to send a crafted TCP packet, triggering a heap-based buffer overflow that results in kmalloc data being printed and potentially leaked to the kernel ring buffer...

CVE-2023-6121

An out-of-bounds read vulnerability was found in the NVMe-oF/TCP subsystem in the Linux kernel. This issue may allow a remote attacker to send a crafted TCP packet, triggering a heap-based buffer overflow that results in kmalloc data being printed and potentially leaked to the kernel ring buffer...

Ubuntu 22.04 LTS : Linux kernel (OEM) vulnerabilities (USN-6385-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6385-1 advisory. It was discovered that some AMD x86-64 processors with SMT enabled could speculatively execute instructions using a return address from a sibling thread....

kernel: data races around icsk->icsk_af_ops in do_ipv6_setsockopt

A vulnerability was found in the tcp subsystem in the Linux Kernel, due to a data race around icsk-icskafops. This issue could allow an attacker to leak internal kernel information...

kernel: data races around icsk->icsk_af_ops in do_ipv6_setsockopt

A vulnerability was found in the tcp subsystem in the Linux Kernel, due to a data race around icsk-icskafops. This issue could allow an attacker to leak internal kernel information...

kernel: tcp: fix page frag corruption on page fault

A vulnerability was found in the Linux kernel's TCP subsystem in the tcpsendmsglocked function, which can lead to page fragment corruption during a page fault, which occurs when a TCP stream experiences nested access to the task page fragment due to a page fault while handling memory-mapped...

CVE-2022-3566

A vulnerability was found in the tcp subsystem in the Linux Kernel, due to a data race around icsk-icskafops. This issue could allow an attacker to leak internal kernel information. Mitigation Mitigation for this issue is either not available or the currently available options dont meet the Red H...

kernel: tcp: fix page frag corruption on page fault

A vulnerability was found in the Linux kernel's TCP subsystem in the tcpsendmsglocked function, which can lead to page fragment corruption during a page fault, which occurs when a TCP stream experiences nested access to the task page fragment due to a page fault while handling memory-mapped...

CVE-2019-18805

A flaw was reported in the Linux kernel's TCP subsystem while calculating a packet round trip time, when a sysctl parameter /proc/sys/net/ipv4/tcpminrttwlen is set incorrectly. This causes an integer overflow which can lead to a denial Of service DOS attack. Mitigation This flaw can be mitigated ...

CVE-2007-0914

Race condition in the TCP subsystem for Solaris 10 allows remote attackers to cause a denial of service system panic via unknown vectors...

CVE-2007-0914

CVE-2007-0914 documents a race condition in the Solaris 10 TCP subsystem that can be triggered remotely to cause a denial of service (system panic). The vulnerability affects Solaris 10 (SunOS 5.10) TCP processing, with evidence of multiple references tracking the issue and an associated patch: S...

CVE-2007-0914

Race condition in the TCP subsystem for Solaris 10 allows remote attackers to cause a denial of service system panic via unknown vectors...