Vulnerabilities

U-Boot before 2026.10-rc5 contains a buffer overflow in nfs_read_reply() function in net/nfs-common.c that allows attackers to corrupt memory by…

U-Boot before 2026.10-rc5 contains a buffer overflow in nfs_read_reply() function in net/nfs-common.c that allows attackers to corrupt memory by supplying crafted NFS READ reply lengths. A malicious NFS server can exploit signed integer handling to bypass length validation and write far past the destination buffer, crashing the bootloader or corrupting memory.

Read at NIST National Vulnerability Database (CVE API 2.0)

CVSS

8.2

• NIST National Vulnerability Database (CVE API 2.0) (nvd.nist.gov)
• CVE-2026-74220 on this site · NVD · CVE.org · Vulnpedia

Other items that share a CVE or were clustered with this one.

1. 25
   Ubuntu notice Ubuntu 10d ago

   U-Boot vulnerabilities

   CVE-2026-74220CVE-2026-74221CVE-2026-74222+1 more Canonical
2. 10
   CVE NVD 29 Sep 2026

   U-Boot before 2026.10-rc5 contains a buffer overflow in nfs_readlink_reply() function in net/nfs-common.c when processing NFS server responses.

   CVSS 8.2 CVE-2026-74221