[NEW] [medium] DENX U-Boot: Multiple vulnerabilities
An attacker from an adjacent network can exploit multiple vulnerabilities in DENX U-Boot to perform a denial of service attack and execute arbitrary code.
CSIRTS triage
- What
- Multiple vulnerabilities in DENX U-Boot can be exploited by an attacker from an adjacent network to perform a denial of service attack and execute arbitrary code.
- Who is affected
- Attackers from adjacent networks targeting systems running the affected versions of U-Boot.
- Urgency
- Remediation is medium urgency due to the potential for remote code execution and denial of service.
- Action
- Apply the latest patches for DENX U-Boot.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2306
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-290070.55% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 43% of all scored CVEs.
- Low exploitation riskCVE-2026-290080.55% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 43% of all scored CVEs.
- Low exploitation riskCVE-2026-290090.56% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 43% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-29007 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-29008 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-29009 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- highCVE-2026-29009: U-Boot through 2026.04-rc3 contains a buffer overflow vulnerability in nfs_readlink_reply() (n…nvd
- highCVE-2026-29008: U-Boot through 2026.04-rc3 contains an integer underflow vulnerability in the tcp_rx_state_mac…nvd
- mediumCVE-2026-29007: U-Boot through 2026.04-rc3 contains an out-of-bounds read vulnerability in tcp_rx_state_machin…nvd
Recent advisories for DENX U-Boot
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- medium[NEW] [medium] DENX U-Boot: Multiple vulnerabilities allow execution of arbitrary code and DoScert-bund · 2026-07-10
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