CVE-2024-46919: An issue was discovered in Samsung Mobile Processor Exynos 9820, 9825, 980, 990, 850, 1080, 2100, and 1280

Routine

MEDIUM 5.3REMOTEMITIGATEMITIGATEMITIGATE

CVE-2024-46919 is a medium-severity flaw (CVSS 5.3) affecting exynos 9820 firmware, exynos 9825 firmware, exynos 980 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in Samsung Mobile Processor Exynos 9820, 9825, 980, 990, 850, 1080, 2100, and 1280. Lack of a length check leads to a stack out-of-bounds write at loadOutputBuffers.

Why this priority

Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 78%)
CISA exploited list	No
Weakness	CWE-787
Published	2025-01-13
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: samsung

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

Am I affected?

Timeline

2025-01-13 17:15 UTCPublished CVE record published
2026-06-17 07:56 UTCUpdated Record last modified

samsung exynos 9820 firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

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.

samsung exynos 9825 firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

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.

samsung exynos 980 firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

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.

samsung exynos 990 firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

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.

samsung exynos 850 firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

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.

samsung exynos 2100 firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

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-2024-46919?

exynos 9820 firmware: mitigate or apply the listed mitigation; exynos 9825 firmware: mitigate or apply the listed mitigation; exynos 980 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-46919 being exploited?

CVE-2024-46919 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-2024-46919 affect?

CVE-2024-46919 affects exynos 9820 firmware, exynos 9825 firmware, exynos 980 firmware. Severity is medium (CVSS 5.3). An issue was discovered in Samsung Mobile Processor Exynos 9820, 9825, 980, 990, 850, 1080, 2100, and 1280. Lack of a length check leads to a stack out-of-bounds write at loadOutputBuffers.

How urgent is CVE-2024-46919?

Priority 29/100. Remotely exploitable, no login, no user action

Software pages

Samsung vulnerabilities

Related CVEs

CVE-2025-27374 MEDIUM 5.3 MITIGATE MITIGATE An issue was discovered in the Secure Boot component in Samsung Mobile Processor and Wearable Processor Exynos
CVE-2024-48883 MEDIUM 4.3 MITIGATE MITIGATE An issue was discovered in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 9820, 9825, 980, 990
CVE-2024-46920 MEDIUM 6.5 MITIGATE MITIGATE An issue was discovered in Samsung Mobile Processor Exynos 9820, 9825, 980, 990, 850, 1080, 2100, and 1280
CVE-2024-45184 MEDIUM 6.2 MITIGATE MITIGATE An issue was discovered in Samsung Mobile Processor, Wearable Processor, and Modems with chipset Exynos 9820,
CVE-2024-44068 HIGH 8.1 MITIGATE MITIGATE An issue was discovered in the m2m scaler driver in Samsung Mobile Processor and Wearable Processor Exynos 982

References

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