CVE-2024-41010 bpf: Fix too early release of tcx_entry

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix too early release of tcxentry Pedro Pinto and later independently also Hyunwoo Kim and Wongi Lee reported an issue that the tcxentry can be released too early leading to a use after free UAF when an active old-style...

CVE-2024-41010 bpf: Fix too early release of tcx_entry

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix too early release of tcxentry Pedro Pinto and later independently also Hyunwoo Kim and Wongi Lee reported an issue that the tcxentry can be released too early leading to a use after free UAF when an active old-style...

CVE-2024-41010

CVE-2024-41010 concerns a Linux kernel vulnerability in the BPF tcx_entry management for old-style ingress/clsact qdiscs. The issue is a use-after-free caused by releasing tcx_entry too early when a shared tc block is replaced, enabling a local attacker to trigger a UAF through a specific qdisc s...

CVE-2024-41010 bpf: Fix too early release of tcx_entry

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix too early release of tcxentry Pedro Pinto and later independently also Hyunwoo Kim and Wongi Lee reported an issue that the tcxentry can be released too early leading to a use after free UAF when an active old-style...

CVE-2024-41009 bpf: Fix overrunning reservations in ringbuf

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix overrunning reservations in ringbuf The BPF ring buffer internally is implemented as a power-of-2 sized circular buffer, with two logical and ever-increasing counters: consumerpos is the consumer counter to show which...

CVE-2024-41009 bpf: Fix overrunning reservations in ringbuf

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix overrunning reservations in ringbuf The BPF ring buffer internally is implemented as a power-of-2 sized circular buffer, with two logical and ever-increasing counters: consumerpos is the consumer counter to show which...

CVE-2024-41009 bpf: Fix overrunning reservations in ringbuf

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix overrunning reservations in ringbuf The BPF ring buffer internally is implemented as a power-of-2 sized circular buffer, with two logical and ever-increasing counters: consumerpos is the consumer counter to show which...

CVE-2024-41009

The CVE-2024-41009 issue affects the Linux kernel BPF ringbuf implementation. It occurs when two reservations overlap in a power-of-2 sized ring buffer, enabling a BPF program to edit a header in a later chunk and corrupt the earlier chunk’s header, potentially crashing the kernel. The root cause...

Ubuntu 20.04 LTS : Linux kernel vulnerabilities (USN-6896-3)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6896-3 advisory. It was discovered that the ATA over Ethernet AoE driver in the Linux kernel contained a race condition, leading to a use-after-free vulnerability. An...

Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-6898-2)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6898-2 advisory. Ziming Zhang discovered that the DRM driver for VMware Virtual GPU did not properly handle certain error conditions, leading to a NULL pointe...

CVE-2024-41003

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix regsetminmax corruption of fakereg Juan reported that after doing some changes to buzzer 0 and implementing a new fuzzing strategy guided by coverage, they noticed the following in one of the probes: ... 13: 79 r6 = u64 ...

CVE-2024-40909

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a potential use-after-free in bpflinkfree After commit 1a80dbcb2dba, bpflink can be freed by link-ops-deallocdeferred, but the code still tests and uses link-ops-dealloc afterward, which leads to a use-after-free as...

CVE-2024-40908

In the Linux kernel, the following vulnerability has been resolved: bpf: Set run context for rawtp testrun callback syzbot reported crash when rawtp program executed through the testrun interface calls bpfgetattachcookie helper or any other helper that touches task-bpfctx pointer. Setting the run...

USN-6896-2: Linux kernel vulnerabilities

It was discovered that the ATA over Ethernet AoE driver in the Linux kernel contained a race condition, leading to a use-after-free vulnerability. An attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2023-6270 It was discovered that the Atheros 802.11ac...

SUSE CVE-2024-40909

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a potential use-after-free in bpflinkfree After commit 1a80dbcb2dba, bpflink can be freed by link-ops-deallocdeferred, but the code still tests and uses link-ops-dealloc afterward, which leads to a use-after-free as...

SUSE CVE-2024-40996

In the Linux kernel, the following vulnerability has been resolved: bpf: Avoid splat in pskbpullreason syzkaller builds CONFIGDEBUGNET=y frequently trigger a debug hint in pskbmaypull. We'd like to retain this debug check because it might hint at integer overflows and other issues kernel code...

SUSE CVE-2024-41003

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix regsetminmax corruption of fakereg Juan reported that after doing some changes to buzzer 0 and implementing a new fuzzing strategy guided by coverage, they noticed the following in one of the probes: ... 13: 79 r6 = u64 ...

Ubuntu 18.04 LTS : Linux kernel vulnerabilities (USN-6896-2)

The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6896-2 advisory. It was discovered that the ATA over Ethernet AoE driver in the Linux kernel contained a race condition, leading to a use-after-free vulnerability. An...

Ubuntu 24.04 LTS : Linux kernel vulnerabilities (USN-6893-2)

"The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6893-2 advisory. It was discovered that a race condition existed in the Bluetooth subsystem in the Linux kernel when modifying certain settings values through debugfs. A...

USN-6898-1: Linux kernel vulnerabilities

Ziming Zhang discovered that the DRM driver for VMware Virtual GPU did not properly handle certain error conditions, leading to a NULL pointer dereference. A local attacker could possibly trigger this vulnerability to cause a denial of service. CVE-2022-38096 Gui-Dong Han discovered that the...