CVE-2024-35849Use of Uninitialized Resource in Linux

Severity
7.1HIGHNVD
OSV7.0OSV6.5OSV5.5
EPSS
0.0%
top 97.30%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedMay 17
Latest updateNov 19

Description

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix information leak in btrfs_ioctl_logical_to_ino() Syzbot reported the following information leak for in btrfs_ioctl_logical_to_ino(): BUG: KMSAN: kernel-infoleak in instrument_copy_to_user include/linux/instrumented.h:114 [inline] BUG: KMSAN: kernel-infoleak in _copy_to_user+0xbc/0x110 lib/usercopy.c:40 instrument_copy_to_user include/linux/instrumented.h:114 [inline] _copy_to_user+0xbc/0x110 lib/usercopy.c:40 copy_

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:HExploitability: 1.8 | Impact: 5.2

Affected Packages7 packages

NVDlinux/linux_kernel4.205.4.275+7
Debianlinux/linux_kernel< 5.10.216-1+3
Ubuntulinux/linux_kernel< 5.4.0-189.209+4
CVEListV5linux/linuxa542ad1bafc7df9fc16de8a6894b350a4df75572689efe22e9b5b7d9d523119a9a5c3c17107a0772+8
debiandebian/linux< linux 6.1.90-1 (bookworm)

Also affects: Debian Linux 10.0

Patches

🔴Vulnerability Details

30
OSV
linux-oracle vulnerabilities2025-11-19
OSV
linux-fips vulnerabilities2025-11-10
OSV
linux-kvm vulnerabilities2025-10-30
OSV
linux-aws vulnerabilities2025-10-21
OSV
linux-azure-fips vulnerabilities2025-10-13

📋Vendor Advisories

30
Ubuntu
Linux kernel (Oracle) vulnerabilities2025-11-19
Ubuntu
Linux kernel (FIPS) vulnerabilities2025-11-10
Ubuntu
Linux kernel (KVM) vulnerabilities2025-10-30
Ubuntu
Linux kernel (AWS) vulnerabilities2025-10-21
Ubuntu
Linux kernel (Azure FIPS) kernel vulnerabilities2025-10-13

💬Community

1
Bugzilla
CVE-2024-35849 kernel: btrfs: fix information leak in btrfs_ioctl_logical_to_ino()2024-05-18
CVE-2024-35849 — Use of Uninitialized Resource in Linux | cvebase