CVE-2026-63806 KVM: Replace guest-triggerable BUG_ON() in ioeventfd datamatch with get_unaligned()

In the Linux kernel, the following vulnerability has been resolved: KVM: Replace guest-triggerable BUGON in ioeventfd datamatch with getunaligned Drop a BUGON that has been reachable since it was first added, way back in 2009, and instead use getunaligned to perform potentially-unaligned accesses...

SUSE CVE-2026-53343

In the Linux kernel, the following vulnerability has been resolved: ARM: 9475/1: entry: use byte load for KASAN VMAP stack shadow Commit 44e9a3bb76e5 "ARM: 9430/1: entry: Do a dummy read from VMAP shadow" added a dummy read from the KASAN VMAP stack shadow in switchto. The read uses ldr, but the...

CVE-2026-53343

A flaw was found in the Linux kernel. On ARMv5 systems configured with Kernel Address Sanitizer KASAN for virtual memory allocated VMAP stack shadow, a memory access operation could attempt to read data from an unaligned memory address. This unaligned access leads to an alignment exception, causi...

CVE-2026-53343

In the Linux kernel, the following vulnerability has been resolved: ARM: 9475/1: entry: use byte load for KASAN VMAP stack shadow Commit 44e9a3bb76e5 "ARM: 9430/1: entry: Do a dummy read from VMAP shadow" added a dummy read from the KASAN VMAP stack shadow in switchto. The read uses ldr, but the...

UBUNTU-CVE-2026-53343

In the Linux kernel, the following vulnerability has been resolved: ARM: 9475/1: entry: use byte load for KASAN VMAP stack shadow Commit 44e9a3bb76e5 "ARM: 9430/1: entry: Do a dummy read from VMAP shadow" added a dummy read from the KASAN VMAP stack shadow in switchto. The read uses ldr, but the...

EUVD-2026-40977

In the Linux kernel, the following vulnerability has been resolved: ARM: 9475/1: entry: use byte load for KASAN VMAP stack shadow Commit 44e9a3bb76e5 "ARM: 9430/1: entry: Do a dummy read from VMAP shadow" added a dummy read from the KASAN VMAP stack shadow in switchto. The read uses ldr, but the...

CVE-2026-53343 ARM: 9475/1: entry: use byte load for KASAN VMAP stack shadow

In the Linux kernel, the following vulnerability has been resolved: ARM: 9475/1: entry: use byte load for KASAN VMAP stack shadow Commit 44e9a3bb76e5 "ARM: 9430/1: entry: Do a dummy read from VMAP shadow" added a dummy read from the KASAN VMAP stack shadow in switchto. The read uses ldr, but the...

CVE-2026-53343

In the Linux kernel, the following vulnerability has been resolved: ARM: 9475/1: entry: use byte load for KASAN VMAP stack shadow Commit 44e9a3bb76e5 "ARM: 9430/1: entry: Do a dummy read from VMAP shadow" added a dummy read from the KASAN VMAP stack shadow in switchto. The read uses ldr, but the...

CVE-2026-53343 ARM: 9475/1: entry: use byte load for KASAN VMAP stack shadow

In the Linux kernel, the following vulnerability has been resolved: ARM: 9475/1: entry: use byte load for KASAN VMAP stack shadow Commit 44e9a3bb76e5 "ARM: 9430/1: entry: Do a dummy read from VMAP shadow" added a dummy read from the KASAN VMAP stack shadow in switchto. The read uses ldr, but the...

SUSE CVE-2026-53003

In the Linux kernel, the following vulnerability has been resolved: pppoe: drop PFC frames RFC 2516 Section 7 states that Protocol Field Compression PFC is NOT RECOMMENDED for PPPoE. In practice, pppd does not support negotiating PFC for PPPoE sessions, and the current PPPoE driver assumes an...

CVE-2026-53003

A flaw was found in the Linux kernel's Point-to-Point Protocol over Ethernet PPPoE driver. A remote attacker or a peer with a misconfigured implementation could send specially crafted Protocol Field Compression PFC frames. This could lead to a one-byte shift in the PPP payload, causing a four-byt...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: AppArmor: Allow AppArmor to handle unaligned DFA tables. DFA tables can originate from the kernel or user space, and 8-byte alignment is not always guaranteed. This may lead to unaligned memory accesses on various architectures...

CVE-2026-53003: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: pppoe: drop PFC frames RFC 2516 Section 7 states that Protocol Field Compression PFC is NOT RECOMMENDED for PPPoE. In practice, pppd does not support negotiating PFC for PPPoE sessions, and the current PPPoE driver assumes an...

PT-2026-61122

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A malicious guest in Linux KVM can crash the host system via Memory-Mapped I/O MMIO. The issue occurs when a guest emits a store that splits a page starting at page offset N, and the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: flowdissector: Do not dissect PPPoE PFC frames. RFC 2516, Section 7 states that Protocol Field Compression PFC is NOT recommended for PPPoE. In practice, pppd does not support negotiating PFC for PPPoE sessions, and the flow...

PT-2026-54811

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ARM architecture implementation where the switch to function performs a dummy read from the KASAN VMAP stack shadow using the ldr instruction. Because the KASAN...

SUSE CVE-2026-46306

In the Linux kernel, the following vulnerability has been resolved: flowdissector: do not dissect PPPoE PFC frames RFC 2516 Section 7 states that Protocol Field Compression PFC is NOT RECOMMENDED for PPPoE. In practice, pppd does not support negotiating PFC for PPPoE sessions, and the flow...

AZL-89651 CVE-2026-46306 affecting package kernel for versions less than 6.6.141.1-1

In the Linux kernel, the following vulnerability has been resolved: flowdissector: do not dissect PPPoE PFC frames RFC 2516 Section 7 states that Protocol Field Compression PFC is NOT RECOMMENDED for PPPoE. In practice, pppd does not support negotiating PFC for PPPoE sessions, and the flow...

CVE-2026-46306

In the Linux kernel, the following vulnerability has been resolved: flowdissector: do not dissect PPPoE PFC frames RFC 2516 Section 7 states that Protocol Field Compression PFC is NOT RECOMMENDED for PPPoE. In practice, pppd does not support negotiating PFC for PPPoE sessions, and the flow...

UBUNTU-CVE-2026-46306

In the Linux kernel, the following vulnerability has been resolved: flowdissector: do not dissect PPPoE PFC frames RFC 2516 Section 7 states that Protocol Field Compression PFC is NOT RECOMMENDED for PPPoE. In practice, pppd does not support negotiating PFC for PPPoE sessions, and the flow...