CVE-2023-53449

MEDIUM
MEDIUM Priority: 0.01 BB Relevance: 36/100
Published: 2025-10-01 Modified: 2026-11-05 First seen: 2026-11-05 Status: active

Attack Surface

Low Complexity No Interaction

CVSS Vector Breakdown

AV: Local
AC: Low
PR: Low
UI: None
S: Unchanged
C: None
I: None
A: High

Description

In the Linux kernel, the following vulnerability has been resolved: s390/dasd: Fix potential memleak in dasd_eckd_init() `dasd_reserve_req` is allocated before `dasd_vol_info_req`, and it also needs to be freed before the error returns, just like the other cases in this function.

Weakness Classification (1)

Affected Software (8)

VendorProductVersion
Linux Linux 9e12e54c7a8f616190beffb0f7ce778a86aec175 < ee986d80acdef710a886be404308188ea11000c8
Linux Linux 9e12e54c7a8f616190beffb0f7ce778a86aec175 < a50e28d433acf22258f9f34831057387f04ef074
Linux Linux 9e12e54c7a8f616190beffb0f7ce778a86aec175 < 544a552be0869231799784279d52704c4d314d33
Linux Linux 9e12e54c7a8f616190beffb0f7ce778a86aec175 < ef3a7ffc0a6f833578bc8d1dcb79d0633c7e4ec3
Linux Linux 9e12e54c7a8f616190beffb0f7ce778a86aec175 < aede5230d154b6b237985ec9df7ebbd1dce96810
Linux Linux 9e12e54c7a8f616190beffb0f7ce778a86aec175 < 460e9bed82e49db1b823dcb4e421783854d86c40
Linux Linux 5.3
linux linux_kernel 5.3 – 5.4.235

Bug Bounty Relevance

36 / 100
✓ Low complexity
✓ No user interaction

CVSS Score

5.5 / 10.0 v3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS — Exploitation Probability

0.16%
Raw Score 0.001600
Percentile 5.2%
Date 2026-11-14

EPSS Trend

2026-11-14
0.00160
2026-11-13
0.00160
2026-11-12
0.00160
2026-11-10
0.00160
2026-11-09
0.00160
2026-11-08
0.00160
2026-11-07
0.00160
2026-11-06
0.00160
2026-11-05
0.00160

Intelligence Sources

mitre ref →
nvd ref →