CVE-2021-46957

CVE-2021-46957 (Linux kernel, RISCV): The vulnerability arises when a kprobe is placed on sys_read; the first instruction is replaced with an ebreak, leading to a trap/SS single-step flow, an instruction page fault, and a subsequent path that can trigger a BUG_ON in fs/buffer.c:1251 via __find_ge...

CVE-2021-46954 net/sched: sch_frag: fix stack OOB read while fragmenting IPv4 packets

In the Linux kernel, the following vulnerability has been resolved: net/sched: schfrag: fix stack OOB read while fragmenting IPv4 packets when 'actmirred' tries to fragment IPv4 packets that had been previously re-assembled using 'actct', splats like the following can be observed on kernels built...

CVE-2021-46939

CVE-2021-46939 affects the Linux kernel where tracing changes to trace_clock_global() could deadlock due to recursive locking during tracing; the fix uses a trylock and retry semantics to avoid blocking. Public details in connected advisories (MiracleLinux UTSA, Nessus plugin) describe the same i...

CVE-2021-46936

In the Linux kernel, the following vulnerability has been resolved: net: fix use-after-free in twtimerhandler A real world panic issue was found as follow in Linux 5.4. BUG: unable to handle page fault for address: ffffde49a863de28 PGD 7e6fe62067 P4D 7e6fe62067 PUD 7e6fe63067 PMD f51e064067 PTE 0...

CVE-2021-46931

CVE-2021-46931 involves the Linux kernel mlx5e path (net/mlx5e, mlx5_core) where a TX-timeout-recovery flow calls mlx5e_tx_reporter_dump_sq() with a void* that is actually a mlx5e_tx_timeout_ctx*. The mismatch corrupts stack state and can trigger a kernel panic/stack overflow. The fix adds a wrap...

UBUNTU-CVE-2021-46910

In the Linux kernel, the following vulnerability has been resolved: ARM: 9063/1: mm: reduce maximum number of CPUs if DEBUGKMAPLOCAL is enabled The debugging code for kmaplocal doubles the number of per-CPU fixmap slots allocated for kmaplocal, in order to use half of them as guard regions. This...

CVE-2023-52474 IB/hfi1: Fix bugs with non-PAGE_SIZE-end multi-iovec user SDMA requests

In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Fix bugs with non-PAGESIZE-end multi-iovec user SDMA requests hfi1 user SDMA request processing has two bugs that can cause data corruption for user SDMA requests that have multiple payload iovecs where an iovec other th...

CVE-2023-52474

In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Fix bugs with non-PAGESIZE-end multi-iovec user SDMA requests hfi1 user SDMA request processing has two bugs that can cause data corruption for user SDMA requests that have multiple payload iovecs where an iovec other th...

UBUNTU-CVE-2024-26597

In the Linux kernel, the following vulnerability has been resolved: net: qualcomm: rmnet: fix global oob in rmnetpolicy The variable rmnetlinkops assign a bigger maxtype which leads to a global out-of-bounds read when parsing the netlink attributes. See bug trace below:...

CVE-2024-26595 mlxsw: spectrum_acl_tcam: Fix NULL pointer dereference in error path

In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrumacltcam: Fix NULL pointer dereference in error path When calling mlxswspacltcamregiondestroy from an error path after failing to attach the region to an ACL group, we hit a NULL pointer dereference upon...

kernel security and bug fix update

3.10.0-1160.108.1.0.1.OL7 - debug: lock down kgdb Orabug: 34270798 CVE-2022-21499 3.10.0-1160.108.1.OL7 - Update Oracle Linux certificates Ilya Okomin - Oracle Linux RHCK Module Signing Key was compiled into kernel [email protected] - Update x509.genkey Orabug:...

UBUNTU-CVE-2024-26590

In the Linux kernel, the following vulnerability has been resolved: erofs: fix inconsistent per-file compression format EROFS can select compression algorithms on a per-file basis, and each per-file compression algorithm needs to be marked in the on-disk superblock for initialization. However,...

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

An update is now available for Red Hat Virtualization 4 Tools for Red Hat Enterprise Linux 8, Red Hat Virtualization 4 for Red Hat Enterprise Linux 8, and Red Hat Virtualization Engine 4.4. Red Hat Product Security has rated this update as having a security impact of Important. A Common...

CVE-2023-52438

CVE-2023-52438 concerns a Linux kernel use-after-free in the binder shrinker path. The issue arises because the mmap read lock is held during the shrinker’s callback, making alloc->vma unsafe to access when munmap races with shrink. The fix downgrades or avoids the unsafe path by isolating the...

CVE-2023-48220

Summary: CVE-2023-48220 affects Decidim and its related gems, via the devise_invitable integration. The issue permits an invited user to accept the invitation indefinitely through the password-reset flow because the code only checks that a user has been invited, not that the invitation is still w...

Moderate: Red Hat Bug Fix Advisory: MTV 2.5.5 Images

Updated Release packages that fix several bugs and add various enhancements are now available. Migration Toolkit for Virtualization 2.5.5 Images...

Moderate: Red Hat Security Advisory: Red Hat Ansible Automation Platform 2.4 Product Security and Bug Fix Update

An update is now available for Red Hat Ansible Automation Platform 2.4 Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

Important: Red Hat Security Advisory: .NET 6.0 security, bug fix, and enhancement update

An update for .NET 6.0 is now available for Red Hat Enterprise Linux 7. 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 for each vulnerability from...

Critical: Red Hat Security Advisory: OpenShift Container Platform 4.13.33 bug fix and security update

Red Hat OpenShift Container Platform release 4.13.33 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.13. Red Hat Product Security has rated this update as having a...

Critical: Red Hat Security Advisory: OpenShift Container Platform 4.14.12 bug fix and security update

Red Hat OpenShift Container Platform release 4.14.12 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.14. Red Hat Product Security has rated this update as having a...