CVE-2021-47597

CVE-2021-47597 affects the Linux kernel inet_diag path handling UDP sockets. The root cause is that UDP paths did not initialize r->idiag_expires in inet_sk_diag_fill(), enabling kernel-infoleak reports observed by KMSAN. The provided connected advisories describe a chain of in-kernel data flo...

CVE-2021-47597 inet_diag: fix kernel-infoleak for UDP sockets

In the Linux kernel, the following vulnerability has been resolved: inetdiag: fix kernel-infoleak for UDP sockets KMSAN reported a kernel-infoleak 1, that can exploited by unpriv users. After analysis it turned out UDP was not initializing r-idiagexpires. Other users of inetskdiagfill might make...

RHEL 8 : kernel update (Moderate) (RHSA-2024:3618)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:3618 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Marvin vulnerability...

CVE-2024-35893

In the Linux kernel, the following vulnerability has been resolved: net/sched: actskbmod: prevent kernel-infoleak syzbot found that tcfskbmoddump was copying four bytes from kernel stack to user space 1. The issue here is that 'struct tcskbmod' has a four bytes hole. We need to clear the structur...

CVE-2024-35893

In the Linux kernel, the following vulnerability has been resolved: net/sched: actskbmod: prevent kernel-infoleak syzbot found that tcfskbmoddump was copying four bytes from kernel stack to user space 1. The issue here is that 'struct tcskbmod' has a four bytes hole. We need to clear the structur...

CVE-2024-35893

CVE-2024-35893 relates to a Linux kernel net/sched kernel-infoleak via act_skbmod. The issue was that tcf_skbmod_dump() copied four bytes from kernel stack to user space because struct tc_skbmod has a four‑byte hole. The fix clears the structure before filling fields to prevent uninitialized data...

CVE-2024-35893 net/sched: act_skbmod: prevent kernel-infoleak

In the Linux kernel, the following vulnerability has been resolved: net/sched: actskbmod: prevent kernel-infoleak syzbot found that tcfskbmoddump was copying four bytes from kernel stack to user space 1. The issue here is that 'struct tcskbmod' has a four bytes hole. We need to clear the structur...

CVE-2024-35893 net/sched: act_skbmod: prevent kernel-infoleak

In the Linux kernel, the following vulnerability has been resolved: net/sched: actskbmod: prevent kernel-infoleak syzbot found that tcfskbmoddump was copying four bytes from kernel stack to user space 1. The issue here is that 'struct tcskbmod' has a four bytes hole. We need to clear the structur...

CVE-2024-35849 btrfs: fix information leak in btrfs_ioctl_logical_to_ino()

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix information leak in btrfsioctllogicaltoino Syzbot reported the following information leak for in btrfsioctllogicaltoino: BUG: KMSAN: kernel-infoleak in instrumentcopytouser include/linux/instrumented.h:114 inline BUG:...

CVE-2024-26901

In the Linux kernel, the following vulnerability has been resolved: dosysnametohandle: use kzalloc to fix kernel-infoleak syzbot identified a kernel information leak vulnerability in dosysnametohandle and issued the following report 1. 1 "BUG: KMSAN: kernel-infoleak in instrumentcopytouser...

CVE-2024-26901

In the Linux kernel, the following vulnerability has been resolved: dosysnametohandle: use kzalloc to fix kernel-infoleak syzbot identified a kernel information leak vulnerability in dosysnametohandle and issued the following report 1. 1 "BUG: KMSAN: kernel-infoleak in instrumentcopytouser...

CVE-2024-26901 do_sys_name_to_handle(): use kzalloc() to fix kernel-infoleak

In the Linux kernel, the following vulnerability has been resolved: dosysnametohandle: use kzalloc to fix kernel-infoleak syzbot identified a kernel information leak vulnerability in dosysnametohandle and issued the following report 1. 1 "BUG: KMSAN: kernel-infoleak in instrumentcopytouser...

CVE-2024-26901 do_sys_name_to_handle(): use kzalloc() to fix kernel-infoleak

In the Linux kernel, the following vulnerability has been resolved: dosysnametohandle: use kzalloc to fix kernel-infoleak syzbot identified a kernel information leak vulnerability in dosysnametohandle and issued the following report 1. 1 "BUG: KMSAN: kernel-infoleak in instrumentcopytouser...

CVE-2024-26901

In the Linux kernel, the following vulnerability has been resolved: dosysnametohandle: use kzalloc to fix kernel-infoleak syzbot identified a kernel information leak vulnerability in dosysnametohandle and issued the following report 1. 1 "BUG: KMSAN: kernel-infoleak in instrumentcopytouser...

CVE-2024-26805

In the Linux kernel, the following vulnerability has been resolved: netlink: Fix kernel-infoleak-after-free in skbdatagramiter syzbot reported the following uninit-value access issue 1: netlinktofullskb creates a new skb and puts the skb-data passed as a 1st arg of netlinktofullskb onto new skb...

PT-2022-36537 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions 3.9 through 4.14.299 Description: The issue is related to an infoleak in the vmci host do receive datagram function. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kernel...

UBUNTU-CVE-2022-42895

There is an infoleak vulnerability in the Linux kernel's net/bluetooth/l2capcore.c's l2capparseconfreq function which can be used to leak kernel pointers remotely. We recommend upgrading past commit https://github.com/torvalds/linux/commit/b1a2cd50c0357f243b7435a732b4e62ba3157a2e...

Unbreakable Enterprise kernel security update

4.1.12-124.67.3 - media: imon: Fix null-ptr-deref in imonprobe Arvind Yadav Orabug: 31225377 CVE-2017-16537 - fbcon: remove soft scrollback code Linus Torvalds Orabug: 31914703 CVE-2020-14390 - inet: use bigger hash table for IP ID generation Eric Dumazet Orabug: 33778986 CVE-2021-45486 - ipv4:...

GSD-2021-1002695 inet_diag: fix kernel-infoleak for UDP sockets

inetdiag: fix kernel-infoleak for UDP sockets This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.88 by commit...

[oss-security] CVE-2014-1739: Kernel Infoleak vulnerability in,media_enum_entities()

Hi, We found an infoleak vulnerability in the ioctl mediaenumentities that allows to disclose 200 bytes the kernel process' stack. The vulnerability is exploitable on versions up to linux-3.15-rc3 by local users with read access to /dev/media0. Linux distributions ship with chmod 600 /dev/media0...