CVE-2025-29989: Dell Client Platform BIOS contains a Security Version Number Mutable to Older Versions vulnerability

Q: How do I fix CVE-2025-29989?

precision 5820 tower firmware: upgrade to 2.42.0; precision 7820 tower firmware: upgrade to 2.46.0; precision 7920 tower firmware: upgrade to 2.46.0. Exact commands for each OS are on this page.

Q: Is CVE-2025-29989 being exploited?

CVE-2025-29989 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-29989 affect?

CVE-2025-29989 affects precision 5820 tower firmware, precision 7820 tower firmware, precision 7920 tower firmware. Severity is low (CVSS 3.1). Dell Client Platform BIOS contains a Security Version Number Mutable to Older Versions vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to BIOS upgrade denial.

Q: How urgent is CVE-2025-29989?

Priority 12/100. No elevated risk signals yet.

Routine

LOW 3.1UPGRADEUPGRADEUPGRADE

CVE-2025-29989 is a low-severity flaw (CVSS 3.1) affecting precision 5820 tower firmware, precision 7820 tower firmware, precision 7920 tower firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Dell Client Platform BIOS contains a Security Version Number Mutable to Older Versions vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to BIOS upgrade denial.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	3.1 (Low)
Attack vector	Local
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.1% (top 97%)
CISA exploited list	No
Weakness	CWE-1328
Published	2025-04-10
Last modified	2026-06-17

Publisher (CNA): Dell · Vendor: dell

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-04-10 02:15 UTCPublished CVE record published
2026-06-17 09:06 UTCUpdated Record last modified

dell precision 5820 tower firmware UPGRADE

Affected: < 2.42.0

Fixed in: 2.42.0

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

dell precision 7820 tower firmware UPGRADE

Affected: < 2.46.0

Fixed in: 2.46.0

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

dell precision 7920 tower firmware UPGRADE

Affected: < 2.46.0

Fixed in: 2.46.0

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

dell precision 7865 tower firmware UPGRADE

Affected: < 1.18.0

Fixed in: 1.18.0

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-29989?

precision 5820 tower firmware: upgrade to 2.42.0; precision 7820 tower firmware: upgrade to 2.46.0; precision 7920 tower firmware: upgrade to 2.46.0. Exact commands for each OS are on this page.

Is CVE-2025-29989 being exploited?

CVE-2025-29989 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-29989 affect?

CVE-2025-29989 affects precision 5820 tower firmware, precision 7820 tower firmware, precision 7920 tower firmware. Severity is low (CVSS 3.1). Dell Client Platform BIOS contains a Security Version Number Mutable to Older Versions vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to BIOS upgrade denial.

How urgent is CVE-2025-29989?

Priority 12/100. No elevated risk signals yet.

Software pages

Dell vulnerabilities

Related CVEs

CVE-2024-22429 HIGH 7.5 UPGRADE UPGRADE Dell BIOS contains an Improper Input Validation vulnerability

References

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