CVE-2024-46844 — Access of Uninitialized Pointer in Linux

CWE-824 — Access of Uninitialized Pointer39 documents8 sources
Severity
7.8HIGHNVD
OSV8.8OSV7.1OSV5.5
EPSS
0.0%
top 97.57%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
12
LinuxLinux KernelDebian Linux+9 more
Timeline
PublishedSep 27
Latest updateAug 14

Description

In the Linux kernel, the following vulnerability has been resolved: um: line: always fill *error_out in setup_one_line() The pointer isn't initialized by callers, but I have encountered cases where it's still printed; initialize it in all possible cases in setup_one_line().

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 Packages14 packages

▶NVDlinux/linux_kernel4.20 — 5.4.284+6
▶Debianlinux/linux_kernel< 5.10.226-1+3
▶Ubuntulinux/linux_kernel< 5.4.0-200.220+2

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

18
OSV
linux-azure, linux-azure-6.8 vulnerabilities↗2025-01-09
▶
OSV
linux-azure-5.15 vulnerabilities↗2025-01-09
▶
OSV
linux-hwe-6.8 vulnerabilities↗2025-01-06
▶
OSV
linux-gkeop vulnerabilities↗2024-12-12
▶
OSV
linux-nvidia, linux-nvidia-6.8, linux-nvidia-lowlatency vulnerabilities↗2024-12-12
▶

📋Vendor Advisories

20
CISA ICS
Siemens Third-Party Components in SINEC OS↗2025-08-14
▶
Ubuntu
Linux kernel (Azure) vulnerabilities↗2025-01-09
▶
Ubuntu
Linux kernel (Azure) vulnerabilities↗2025-01-09
▶
Ubuntu
Linux kernel (HWE) vulnerabilities↗2025-01-06
▶
Ubuntu
Linux kernel (GKE) vulnerabilities↗2024-12-12
▶
CVE-2024-46844 — Access of Uninitialized Pointer | cvebase