CVE-2023-53271 is a memory leak vulnerability in the Linux kernel's UBI (Unsorted Block Images) subsystem, specifically within the ubi_resize_volume() function. This flaw, categorized as CWE-401 (Improper Release of Memory Before Removing Last Reference), occurs due to a mismatch in memory allocation and deallocation routines, leading to unreferenced objects. With a CVSS v3.1 score of 5.5 (MEDIUM), it has a local attack vector, low attack complexity, and primarily impacts availability (A:H) without affecting confidentiality or integrity. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 4.9, < 4.14.308CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 4.15, < 4.19.276CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 4.20, < 5.4.235CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 5.5, < 5.10.173CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 5.11, < 5.15.100CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.