588 matches found
CVE-2024-39497
In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Fix BUGON on mmapPROTWRITE, MAPPRIVATE Lack of check for copy-on-write COW mapping in drmgemshmemmmap allows users to call mmap with PROTWRITE and MAPPRIVATE flag causing a kernel panic due to BUGON in...
CVE-2024-39497
CVE-2024-39497: In the Linux kernel, drm/shmem-helper fix for a BUG_ON() triggered by mmap(PROT_WRITE, MAP_PRIVATE) in drm_gem_shmem_mmap. The issue arose from a missing check for copy-on-write (COW) mappings, which could lead to a kernel panic at vmf_insert_pfn_prot when a VMA has VM_PFNMAP and ...
CVE-2024-39497: Reachable Assertion
In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Fix BUGON on mmapPROTWRITE, MAPPRIVATE Lack of check for copy-on-write COW mapping in drmgemshmemmmap allows users to call mmap with PROTWRITE and MAPPRIVATE flag causing a kernel panic due to BUGON in...
CVE-2024-35877
In the Linux kernel, the following vulnerability has been resolved: x86/mm/pat: fix VMPAT handling in COW mappings PAT handling won't do the right thing in COW mappings: the first PTE or, in fact, all PTEs can be replaced during write faults to point at anon folios. Reliably recovering the correc...
CVE-2024-35877
In the Linux kernel, the following vulnerability has been resolved: x86/mm/pat: fix VMPAT handling in COW mappings PAT handling won't do the right thing in COW mappings: the first PTE or, in fact, all PTEs can be replaced during write faults to point at anon folios. Reliably recovering the correc...
CVE-2024-35877 x86/mm/pat: fix VM_PAT handling in COW mappings
In the Linux kernel, the following vulnerability has been resolved: x86/mm/pat: fix VMPAT handling in COW mappings PAT handling won't do the right thing in COW mappings: the first PTE or, in fact, all PTEs can be replaced during write faults to point at anon folios. Reliably recovering the correc...
CVE-2024-35877 x86/mm/pat: fix VM_PAT handling in COW mappings
In the Linux kernel, the following vulnerability has been resolved: x86/mm/pat: fix VMPAT handling in COW mappings PAT handling won't do the right thing in COW mappings: the first PTE or, in fact, all PTEs can be replaced during write faults to point at anon folios. Reliably recovering the correc...
CVE-2024-35877
Technical details about CVE-2024-35877 are not provided in the connected documents. Public disclosures in the MiracleLinux advisory reference this CVE but do not include kernel-level root causes, impact specifics, or remediation details.
CVE-2024-35877 x86/mm/pat: fix VM_PAT handling in COW mappings
In the Linux kernel, the following vulnerability has been resolved: x86/mm/pat: fix VMPAT handling in COW mappings PAT handling won't do the right thing in COW mappings: the first PTE or, in fact, all PTEs can be replaced during write faults to point at anon folios. Reliably recovering the correc...
CVE-2024-35877: Undefined Security Weakness
In the Linux kernel, the following vulnerability has been resolved: x86/mm/pat: fix VMPAT handling in COW mappings PAT handling won't do the right thing in COW mappings: the first PTE or, in fact, all PTEs can be replaced during write faults to point at anon folios. Reliably recovering the correc...
Oracle Linux 5 : ELSA-2016-2124-1: / kernel (ELSA-2016-21241)
The remote Oracle Linux 5 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2016-21241 advisory. - Race condition in mm/gup.c in the Linux kernel 2.x through 4.x before 4.8.3 allows local users to gain privileges by leveraging incorrect handling o...
PT-2025-53065
Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.4.0-rc6-btrfs-next-134+ Description The Linux kernel contained a flaw in the btrfs subsystem related to the handling of free space tree deletion. Specifically, the code lacked proper synchronization when removi...
kernel: mm/gup: fix FOLL_FORCE COW security issue and remove FOLL_COW
In the Linux kernel, the following vulnerability has been resolved: mm/gup: fix FOLLFORCE COW security issue and remove FOLLCOW Ever since the Dirty COW CVE-2016-5195 security issue happened, we know that FOLLFORCE can be possibly dangerous, especially if there are races that can be exploited by...
Fedora 36 : xorg-x11-server-Xwayland (2023-239bae4b57)
The remote Fedora 36 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-239bae4b57 advisory. xwayland 22.1.9 Security fx for CVE-2023-1393 Tenable has extracted the preceding description block directly from the Fedora security advisory. Note...
RHEL 9 : tigervnc (RHSA-2023:1592)
The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:1592 advisory. Virtual Network Computing VNC is a remote display system which allows users to view a computing desktop environment not only on the machine where it ...
Fedora 37 : xorg-x11-server-Xwayland (2023-eb3c27ff25)
The remote Fedora 37 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-eb3c27ff25 advisory. xwayland 22.1.9 Security fix for CVE-2023-1393 Tenable has extracted the preceding description block directly from the Fedora security advisory. Not...
CVE-2023-1393
A flaw was found in X.Org Server Overlay Window. A Use-After-Free may lead to local privilege escalation. If a client explicitly destroys the compositor overlay window aka COW, the Xserver would leave a dangling pointer to that window in the CompScreen structure, which will trigger a use-after-fr...
CVE-2023-1393: Use After Free
A flaw was found in X.Org Server Overlay Window. A Use-After-Free may lead to local privilege escalation. If a client explicitly destroys the compositor overlay window aka COW, the Xserver would leave a dangling pointer to that window in the CompScreen structure, which will trigger a use-after-fr...
Exploit for Race Condition in Canonical Ubuntu_Linux
This repository is a proof-of-concept PoC for the Dirty COW CVE-2016-5195 vulnerability. The PoC relies on ptrace to patch the vDSO Virtual Dynamic Shared Object instead of modifying filesystem binaries. This approach has several advantages, including no setuid binary required, SELinux bypass,...