CVE-2024-36946: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: phonet: fix rtmphonetnotify skb allocation fillroute stores three components in the skb: - struct rtmsg - RTADST u8 - RTAOIF u32 Therefore, rtmphonetnotify should use NLMSGALIGNsizeofstruct rtmsg + nlatotalsize1 + nlatotalsize4...

CVE-2024-36916: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: blk-iocost: avoid out of bounds shift UBSAN catches undefined behavior in blk-iocost, where sometimes iocg-delay is shifted right by a number that is too large, resulting in undefined behavior on some architectures. 186.556576...

SUSE CVE-2023-52818

In the Linux kernel, the following vulnerability has been resolved: drm/amd: Fix UBSAN array-index-out-of-bounds for SMU7 For pptable structs that use flexible array sizes, use flexible arrays...

SUSE CVE-2021-47497

In the Linux kernel, the following vulnerability has been resolved: nvmem: Fix shift-out-of-bound UBSAN with byte size cells If a cell has 'nbits' equal to a multiple of BITSPERBYTE the logic p &= GENMASKcell-nbits%BITSPERBYTE - 1, 0; will become undefined behavior because nbits modulo BITSPERBYT...

CVE-2021-47255

In the Linux kernel, the following vulnerability has been resolved: kvm: LAPIC: Restore guard to prevent illegal APIC register access Per the SDM, "any access that touches bytes 4 through 15 of an APIC register may cause undefined behavior and must not be executed." Worse, such an access in...

CVE-2021-47497

In the Linux kernel, the following vulnerability has been resolved: nvmem: Fix shift-out-of-bound UBSAN with byte size cells If a cell has 'nbits' equal to a multiple of BITSPERBYTE the logic p &= GENMASKcell-nbits%BITSPERBYTE - 1, 0; will become undefined behavior because nbits modulo BITSPERBYT...

kernel: Linux kernel: ACPICA undefined behavior due to zero offset to null pointer

A flaw was found in ACPICA in the Linux kernel. This vulnerability allows for a denial of service via a null pointer dereference...

CVE-2021-47497 nvmem: Fix shift-out-of-bound (UBSAN) with byte size cells

In the Linux kernel, the following vulnerability has been resolved: nvmem: Fix shift-out-of-bound UBSAN with byte size cells If a cell has 'nbits' equal to a multiple of BITSPERBYTE the logic p &= GENMASKcell-nbits%BITSPERBYTE - 1, 0; will become undefined behavior because nbits modulo BITSPERBYT...

SUSE CVE-2024-4774

The ShmemCharMapHashEntry code was susceptible to potentially undefined behavior by bypassing the move semantics for one of its data members. This vulnerability affects Firefox 126...

DEBIAN-CVE-2023-52818

In the Linux kernel, the following vulnerability has been resolved: drm/amd: Fix UBSAN array-index-out-of-bounds for SMU7 For pptable structs that use flexible array sizes, use flexible arrays...

DEBIAN-CVE-2023-52819

In the Linux kernel, the following vulnerability has been resolved: drm/amd: Fix UBSAN array-index-out-of-bounds for Polaris and Tonga For pptable structs that use flexible array sizes, use flexible arrays...

UBUNTU-CVE-2023-52832

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: don't return unset power in ieee80211gettxpower We can get a UBSAN warning if ieee80211gettxpower returns the INTMIN value mac80211 internally uses for "unset power level". UBSAN: signed-integer-overflow in...

UBUNTU-CVE-2023-52764

In the Linux kernel, the following vulnerability has been resolved: media: gspca: cpia1: shift-out-of-bounds in setflicker Syzkaller reported the following issue: UBSAN: shift-out-of-bounds in drivers/media/usb/gspca/cpia1.c:1031:27 shift exponent 245 is too large for 32-bit type 'int' When the...

CVE-2021-47255 kvm: LAPIC: Restore guard to prevent illegal APIC register access

In the Linux kernel, the following vulnerability has been resolved: kvm: LAPIC: Restore guard to prevent illegal APIC register access Per the SDM, "any access that touches bytes 4 through 15 of an APIC register may cause undefined behavior and must not be executed." Worse, such an access in...

CVE-2021-47255: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: kvm: LAPIC: Restore guard to prevent illegal APIC register access Per the SDM, "any access that touches bytes 4 through 15 of an APIC register may cause undefined behavior and must not be executed." Worse, such an access in...

CVE-2021-47336: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: smackfs: restrict bytes count in smksetcipso Oops, I failed to update subject line. From 07571157c91b98ce1a4aa70967531e64b78e8346 Mon Sep 17 00:00:00 2001 Date: Mon, 12 Apr 2021 22:25:06 +0900 Subject: PATCH smackfs: restrict byt...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the fact that if the GPU incorrectly accesses the Gart address, it will read undefined values instead of pag...

CVE-2024-35815: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: fs/aio: Check IOCBAIORW before the struct aiokiocb conversion The first kiocbsetcancelfn argument may point at a struct kiocb that is not embedded inside struct aiokiocb. With the current code, depending on the compiler, the...

CVE-2024-35817: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: amdgputtmgartbind set gtt bound flag Otherwise after the GTT bo is released, the GTT and gart space is freed but amdgputtmbackendunbind will not clear the gart page table entry and leave valid mapping entry pointing t...

CVE-2024-35840: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mptcp: use OPTIONMPTCPMPJSYNACK in subflowfinishconnect subflowfinishconnect uses four fields backup, joinid, thmac, none that may contain garbage unless OPTIONMPTCPMPJSYNACK has been set in mptcpparseoption...