CVE-2025-70290Patch

LOWCVSS 9.8 · CRITICAL

Signal is active with 1 mentions in latest observed window

Immediate actions

Patch affected systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

An issue was discovered in Denx U-Boot before 2026.04. An integer overflow vulnerability in the ZFS filesystem support can be triggered by malformed on-disk metadata. The issue may result in incorrect memory allocation followed by out-of-bounds memory access, potentially leading to a crash or arbitrary code execution during the boot process.

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0.5/ 10 priority

Sources & remediation

Other references

Weakness type (CWE)

CWE-190CWE-787

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Threat summary

Patch or workaround signal is available
1 mentions across 1 observed day

What's happening

Patch or workaround mentioned in 1 signal
Technical details provided in 1 signal
1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d

Signal classification1 categories

Patch

1100.0%

Referenced assets1 URL

By indicator

https://secalerts.co/vulnerability/CVE-2025-70290?utm_campaign=x

Full discourse1 post

SecAlerts@SecAlertsCo46d
Patch
🔩 CVSS 9.8 in U-Boot: CVE-2025-70290 covers integer overflows in ZFS filesystem parsing triggered by malformed on-disk metadata. Affects U-Boot before 2026.04. No auth needed, network-accessible. Patch now. #cybersecurity #ciso #cto #vulnerabilities #msp https://secalerts.co/vulnerability/CVE-2025-70290?utm_campaign=x https://t.co/0LwQhwSY6z
Post summary
Discloses CVE‑2025‑70290, an integer‑overflow vulnerability in U‑Boot with CVSS 9.8, and notes that a patch is available immediately.
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