CVE-2024-42234 mm: fix crashes from deferred split racing folio migration

In the Linux kernel, the following vulnerability has been resolved: mm: fix crashes from deferred split racing folio migration Even on 6.10-rc6, I've been seeing elusive "Bad page state"s often on flags when freeing, yet the flags shown are not bad: PGlocked had been set and cleared??, and...

CVE-2024-42234 mm: fix crashes from deferred split racing folio migration

In the Linux kernel, the following vulnerability has been resolved: mm: fix crashes from deferred split racing folio migration Even on 6.10-rc6, I've been seeing elusive "Bad page state"s often on flags when freeing, yet the flags shown are not bad: PGlocked had been set and cleared??, and...

CVE-2024-42234

CVE-2024-42234 refers to a Linux kernel vulnerability resolved by a fix for crashes during deferred split folio migration. The root cause involves deferred_split_scan() moving folios to a local list without proper protection, with folio->_deferred_list not being secured, potentially leading to...

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 a race condition between a delayed split and a large folio migration in the mm module, which could lead to a...

PT-2024-31377

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.10.0-64.eln141.aarch64 Description The issue is related to page table locking for hugetlb folios that are not mapped using a single PMD/PUD. GUP's common page table walking code will perform a pte offset map lo...

SUSE CVE-2022-48862

In the Linux kernel, the following vulnerability has been resolved: vhost: fix hung thread due to erroneous iotlb entries In vhostiotlbaddrangectx, range size can overflow to 0 when start is 0 and last is ULONGMAX. One instance where it can happen is when userspace sends an IOTLB message with...

DEBIAN-CVE-2022-48862

In the Linux kernel, the following vulnerability has been resolved: vhost: fix hung thread due to erroneous iotlb entries In vhostiotlbaddrangectx, range size can overflow to 0 when start is 0 and last is ULONGMAX. One instance where it can happen is when userspace sends an IOTLB message with...

DEBIAN-CVE-2022-48863

In the Linux kernel, the following vulnerability has been resolved: mISDN: Fix memory leak in dsppipelinebuild dsppipelinebuild allocates dup pointer by kstrdupcfg, but then it updates dup variable by strsep&dup, "|". As a result when it calls kfreedup, the dup variable contains NULL. Found by...

UBUNTU-CVE-2022-48862

In the Linux kernel, the following vulnerability has been resolved: vhost: fix hung thread due to erroneous iotlb entries In vhostiotlbaddrangectx, range size can overflow to 0 when start is 0 and last is ULONGMAX. One instance where it can happen is when userspace sends an IOTLB message with...

UBUNTU-CVE-2022-48802

In the Linux kernel, the following vulnerability has been resolved: fs/proc: taskmmu.c: don't read mapcount for migration entry The syzbot reported the below BUG: kernel BUG at include/linux/page-flags.h:785! invalid opcode: 0000 1 PREEMPT SMP KASAN CPU: 1 PID: 4392 Comm: syz-executor560 Not...

SUSE CVE-2024-40950

In the Linux kernel, the following vulnerability has been resolved: mm: hugememory: fix misused mappinglargefoliosupport for anon folios When I did a large folios split test, a WARNING " 5059.122759 T166 Cannot split file folio to non-0 order" was triggered. But the test cases are only for anonmo...

DEBIAN-CVE-2024-40950

In the Linux kernel, the following vulnerability has been resolved: mm: hugememory: fix misused mappinglargefoliosupport for anon folios When I did a large folios split test, a WARNING " 5059.122759 T166 Cannot split file folio to non-0 order" was triggered. But the test cases are only for anonmo...

UBUNTU-CVE-2024-40950

In the Linux kernel, the following vulnerability has been resolved: mm: hugememory: fix misused mappinglargefoliosupport for anon folios When I did a large folios split test, a WARNING " 5059.122759 T166 Cannot split file folio to non-0 order" was triggered. But the test cases are only for anonmo...

CVE-2024-40950

In the Linux kernel, the following vulnerability has been resolved: mm: hugememory: fix misused mappinglargefoliosupport for anon folios When I did a large folios split test, a WARNING " 5059.122759 T166 Cannot split file folio to non-0 order" was triggered. But the test cases are only for anonmo...

CVE-2024-40950 mm: huge_memory: fix misused mapping_large_folio_support() for anon folios

In the Linux kernel, the following vulnerability has been resolved: mm: hugememory: fix misused mappinglargefoliosupport for anon folios When I did a large folios split test, a WARNING " 5059.122759 T166 Cannot split file folio to non-0 order" was triggered. But the test cases are only for anonmo...

CVE-2024-40950

In the Linux kernel, the following vulnerability has been resolved: mm: hugememory: fix misused mappinglargefoliosupport for anon folios When I did a large folios split test, a WARNING " 5059.122759 T166 Cannot split file folio to non-0 order" was triggered. But the test cases are only for anonmo...

CVE-2024-40950: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm: hugememory: fix misused mappinglargefoliosupport for anon folios When I did a large folios split test, a WARNING " 5059.122759 T166 Cannot split file folio to non-0 order" was triggered. But the test cases are only for anonmo...

httpd: mod_proxy_uwsgi HTTP response splitting

An HTTP Response Smuggling vulnerability was found in the Apache HTTP Server via modproxyuwsgi. This security issue occurs when special characters in the origin response header can truncate or split the response forwarded to the client...

PT-2024-29854

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.6.50 Description The issue is related to the ext4 file system in the Linux kernel. It occurs when the do split function is called with only one valid dentry for the block to be split, resulting in out-of-bounds...

PT-2024-7330

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.7 Description: The issue is related to a vulnerability in the folio migrate mapping function in the Linux kernel's memory management subsystem. This vulnerability is associated with double-free errors caused b...