CVE-2024-53138 net/mlx5e: kTLS, Fix incorrect page refcounting

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: kTLS, Fix incorrect page refcounting The kTLS tx handling code is using a mix of getpage and pagerefinc APIs to increment the page reference. But on the release path mlx5ektlstxhandleresyncdumpcomp, only putpage is use...

CVE-2024-53138 net/mlx5e: kTLS, Fix incorrect page refcounting

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: kTLS, Fix incorrect page refcounting The kTLS tx handling code is using a mix of getpage and pagerefinc APIs to increment the page reference. But on the release path mlx5ektlstxhandleresyncdumpcomp, only putpage is use...

CVE-2024-53138

Mode C: Normal (details provided) Affected software: Linux kernel, net/mlx5e kTLS path (mlx5e_ktls_tx_handle_resync_dump_comp).Root cause: The kTLS tx handling code increments page references with a mix of get_page() and page_ref_inc(), while the release path uses put_page() only. This creates a ...

CVE-2024-53138

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: kTLS, Fix incorrect page refcounting The kTLS tx handling code is using a mix of getpage and pagerefinc APIs to increment the page reference. But on the release path mlx5ektlstxhandleresyncdumpcomp, only putpage is use...

UBUNTU-CVE-2021-47496

In the Linux kernel, the following vulnerability has been resolved: net/tls: Fix flipped sign in tlserrabort calls sk-skerr appears to expect a positive value, a convention that ktls doesn't always follow and that leads to memory corruption in other code. For instance, kworker tlsencryptdone...,...

RHEL 9 : kernel (RHSA-2024:1248)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:1248 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: inactive elements in...

CVE-2021-47215 net/mlx5e: kTLS, Fix crash in RX resync flow

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: kTLS, Fix crash in RX resync flow For the TLS RX resync flow, we maintain a list of TLS contexts that require some attention, to communicate their resync information to the HW. Here we fix list corruptions, by protecti...

CVE-2021-47215 net/mlx5e: kTLS, Fix crash in RX resync flow

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: kTLS, Fix crash in RX resync flow For the TLS RX resync flow, we maintain a list of TLS contexts that require some attention, to communicate their resync information to the HW. Here we fix list corruptions, by protecti...

kernel: ktls overwrites readonly memory pages when using function splice with a ktls socket as destination

An out-of-bounds memory write flaw was found in the Linux kernel’s Transport Layer Security functionality in how a user calls a function splice with a ktls socket as the destination. This flaw allows a local user to crash or potentially escalate their privileges on the system...

Important: Red Hat Security Advisory: kernel-rt security and bug fix update

An update for kernel-rt is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Update Support, Red Hat Enterprise Linux 8.4 Telecommunications Update Service, and Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a...

Important: Red Hat Security Advisory: kpatch-patch security update

An update for kpatch-patch is now available for Red Hat Enterprise Linux 8.8 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is availabl...

CVE-2021-47131 net/tls: Fix use-after-free after the TLS device goes down and up

In the Linux kernel, the following vulnerability has been resolved: net/tls: Fix use-after-free after the TLS device goes down and up When a netdev with active TLS offload goes down, tlsdevicedown is called to stop the offload and tear down the TLS context. However, the socket stays alive, and it...

CVE-2021-47131

CVE-2021-47131 affects the Linux kernel net/tls offload path. The vulnerability occurs when a netdev with TLS offload goes down and then up while a TLS context is still referenced, risking use-after-free after a data flow resumes. Fixes keep the TLS context alive until normal destruction and add ...

CVE-2021-47131

In the Linux kernel, the following vulnerability has been resolved: net/tls: Fix use-after-free after the TLS device goes down and up When a netdev with active TLS offload goes down, tlsdevicedown is called to stop the offload and tear down the TLS context. However, the socket stays alive, and it...

Important: Red Hat Security Advisory: kernel-rt security and bug fix update

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.0 Extended Update Support. 'Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available...

Important: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise Linux 8.2 Telecommunications Update Service. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

kernel: ktls overwrites readonly memory pages when using function splice with a ktls socket as destination

An out-of-bounds memory write flaw was found in the Linux kernel’s Transport Layer Security functionality in how a user calls a function splice with a ktls socket as the destination. This flaw allows a local user to crash or potentially escalate their privileges on the system...

Important: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support, Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.2 Telecommunications Update Service. Red Hat Product Security has rated this update as having a security...

Important: Red Hat Security Advisory: kernel live patch module security update

An update for kpatch-patch-5140-70641, kpatch-patch-5140-70701, kpatch-patch-5140-70751, kpatch-patch-5140-70801, and kpatch-patch-5140-70851 is now available for Red Hat Enterprise Linux 9.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of...

kernel: ktls overwrites readonly memory pages when using function splice with a ktls socket as destination

An out-of-bounds memory write flaw was found in the Linux kernel’s Transport Layer Security functionality in how a user calls a function splice with a ktls socket as the destination. This flaw allows a local user to crash or potentially escalate their privileges on the system...