EUVD-2026-89433

U-Boot before 2026.10-rc5 contains a buffer overflow in nfsreadreply 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...

EUVD-2026-89434

U-Boot before 2026.10-rc5 contains a buffer overflow in nfsreadlinkreply function in net/nfs-common.c when processing NFS server responses. A malicious NFS server can send crafted READLINK replies with negative or oversized symlink length values to corrupt memory and crash the bootloader...

EUVD-2026-89432

U-Boot before 2026.10-rc3 contains an out-of-bounds write vulnerability in readslottedpartition that fails to validate image size against partition bounds. Attackers with physical access can supply crafted boot media with oversized headers to write past the load buffer into bootloader memory on...

EUVD-2026-89435

U-Boot before 2026.10-rc5 contains a use-after-free vulnerability in the httpcrecvcb function within the lwIP wget implementation. When HTTP data storage fails, the callback frees the connection PCB but returns ERRBUF instead of ERRABRT, causing the TCP input path to access released memory and...

EUVD-2026-89430

U-Boot through 2026.10-rc5 contains an out-of-bounds write vulnerability in the videodisplayrle8bitmap function in drivers/video/videobmp.c. Attackers can supply a crafted RLE8-compressed BMP image to corrupt memory adjacent to the framebuffer and crash the bootloader...

EUVD-2026-89431

U-Boot before 2026.10-rc4 contains an integer overflow vulnerability in sqfsreaddirectorytable function when allocating the directory table buffer. Attackers can supply a crafted SquashFS image with an attacker-controlled superblock metablkscount value that causes heap buffer under-allocation and...

EUVD-2026-89429

U-Boot before 2026.10-rc3 with CONFIGIPDEFRAG enabled contains an out-of-bounds write vulnerability in the netdefragment function in net/net.c. Remote attackers can send a crafted IP fragment with non-zero offset and More-Fragments flag set during netboot to corrupt adjacent memory and crash the...

AlmaLinux 9.2 [TuxCare] Security Update: grub2-common / grub2-efi-aa64-modules / grub2-efi-x64 / etc (ALMALINUX9.2:CLSA-2024:1707226462)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2024:1707226462 advisory. - An out-of-bounds write flaw was found in grub2's NTFS filesystem driver. This issue may allow an attacker to present a specially crafted NT...

Linux Distros Unpatched Vulnerability : CVE-2026-74225

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - U-Boot before 2026.10-rc5 contains out-of-bounds memory access in dhcp6parseoptions that fails to validate SERVERID and CLIENTID option lengths from DHCPv6...

AlmaLinux 9.2 [TuxCare] Security Update: grub2-common / grub2-efi-aa64-modules / grub2-efi-x64 / etc (ALMALINUX9.2:CLSA-2026:1779370563)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1779370563 advisory. - A flaw was found in grub2. When performing a symlink lookup, the grub's UFS module checks the inode's data size to allocate the internal...

Linux Distros Unpatched Vulnerability : CVE-2026-74221

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - U-Boot before 2026.10-rc5 contains a buffer overflow in nfsreadlinkreply function in net/nfs-common.c when processing NFS server responses. A malicious NFS serv...

Linux Distros Unpatched Vulnerability : CVE-2026-74220

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - U-Boot before 2026.10-rc5 contains a buffer overflow in nfsreadreply function in net/nfs-common.c that allows attackers to corrupt memory by supplying crafted N...

Linux Distros Unpatched Vulnerability : CVE-2026-15390

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Das U-Boot with CONFIGIPDEFRAG=y parameter fails to clear IP reassembly state after delivering a complete datagram. An attacker who can deliver fragmented IP...

DEBIAN-CVE-2026-74220

U-Boot before 2026.10-rc5 contains a buffer overflow in nfsreadreply 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...

DEBIAN-CVE-2026-74225

U-Boot before 2026.10-rc5 contains out-of-bounds memory access in dhcp6parseoptions that fails to validate SERVERID and CLIENTID option lengths from DHCPv6 packets. Attackers on the local network can send crafted DHCPv6 ADVERTISE or REPLY packets during netboot to corrupt memory and crash the...

AZL-105699 CVE-2026-74220 affecting package qemu 10.1.0-1

U-Boot before 2026.10-rc5 contains a buffer overflow in nfsreadreply 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...

CVE-2026-74220

U-Boot before 2026.10-rc5 contains a buffer overflow in nfsreadreply 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...

CVE-2026-74221

U-Boot before 2026.10-rc5 contains a buffer overflow in nfsreadlinkreply function in net/nfs-common.c when processing NFS server responses. A malicious NFS server can send crafted READLINK replies with negative or oversized symlink length values to corrupt memory and crash the bootloader...

DEBIAN-CVE-2026-74221

U-Boot before 2026.10-rc5 contains a buffer overflow in nfsreadlinkreply function in net/nfs-common.c when processing NFS server responses. A malicious NFS server can send crafted READLINK replies with negative or oversized symlink length values to corrupt memory and crash the bootloader...

AZL-105702 CVE-2026-74221 affecting package qemu 10.1.0-1

U-Boot before 2026.10-rc5 contains a buffer overflow in nfsreadlinkreply function in net/nfs-common.c when processing NFS server responses. A malicious NFS server can send crafted READLINK replies with negative or oversized symlink length values to corrupt memory and crash the bootloader...