CVE-2023-3111 — Use After Free in Kernel

CWE-416 — Use After Free22 documents8 sources
Severity
7.8HIGHNVD
OSV5.5OSV4.7
EPSS
0.0%
top 97.41%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
Linux KernelDebian LinuxDebian Linux+3 more
Timeline
PublishedJun 5
Latest updateFeb 15

Description

A use after free vulnerability was found in prepare_to_relocate in fs/btrfs/relocation.c in btrfs in the Linux Kernel. This possible flaw can be triggered by calling btrfs_ioctl_balance() before calling btrfs_ioctl_defrag().

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages8 packages

▶NVDlinux/linux_kernel2.6.31 — 4.14.318+5
▶Debianlinux/linux_kernel< 5.10.191-1+3
▶Ubuntulinux/linux_kernel< 5.4.0-156.173+2
▶CVEListV5linux/linux_kernelKernel version prior to Kernel 6.0-rc2
▶debiandebian/linux< linux 5.19.6-1 (bookworm)

Also affects: Debian Linux 10.0, 11.0

🔴Vulnerability Details

10
OSV
linux-azure-5.4 vulnerabilities↗2023-09-04
▶
OSV
linux-azure vulnerabilities↗2023-08-31
▶
OSV
linux-bluefield, linux-ibm vulnerabilities↗2023-08-29
▶
OSV
linux-gke, linux-ibm-5.4 vulnerabilities↗2023-08-28
▶
OSV
linux-hwe-5.4, linux-xilinx-zynqmp vulnerabilities↗2023-08-17
▶

📋Vendor Advisories

11
CISA ICS
Siemens SCALANCE XCM-/XRM-300↗2024-02-15
▶
Ubuntu
Linux kernel (Azure) vulnerabilities↗2023-09-04
▶
Ubuntu
Linux kernel (Azure) vulnerabilities↗2023-08-31
▶
Ubuntu
Linux kernel vulnerabilities↗2023-08-29
▶
Ubuntu
Linux kernel vulnerabilities↗2023-08-28
▶
CVE-2023-3111 — Use After Free in Linux Kernel | cvebase