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Vulnerability record · CVE-2020-29371 · published 28 November 2020

CVE-2020-29371: Linux kernel use of uninitialized resource vulnerability

Linux · Linux Kernel

An issue was discovered in romfs_dev_read in fs/romfs/storage.c in the Linux kernel before 5.8.4. Uninitialized memory leaks to userspace, aka CID-bcf85fcedfdd.

3.3 CVSS 3.1 Low EPSS 0.73% · top 47.7% CWE-908 · Use of uninitialized resource
3.3CVSS 3.1 base score, v2 2.1
0.73%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

An issue was discovered in romfs_dev_read in fs/romfs/storage.c in the Linux kernel before 5.8.4. Uninitialized memory leaks to userspace, aka CID-bcf85fcedfdd.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://bugs.chromium.org/p/project-zero/issues/detail?id=2077 ExploitIssue TrackingThird Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.4 Release NotesVendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=2935e0a3cec1ffa558eea90db6279cff83aa3592 PatchVendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=bcf85fcedfdd17911982a3e3564fcfec7b01eebd PatchVendor Advisory
https://bugs.chromium.org/p/project-zero/issues/detail?id=2077 ExploitIssue TrackingThird Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.4 Release NotesVendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=2935e0a3cec1ffa558eea90db6279cff83aa3592 PatchVendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=bcf85fcedfdd17911982a3e3564fcfec7b01eebd PatchVendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2020-29371), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.