DEBIAN-CVE-2026-71971
- Source
- https://security-tracker.debian.org/tracker/CVE-2026-71971
- Import Source
- https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-71971.json
- JSON Data
- https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-71971
- Upstream
- Published
- 2026-09-29T22:18:21Z
- Modified
- 2026-10-01T09:00:53Z
- Severity
-
- 8.8 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X CVSS Calculator
- Summary
- [none]
- Details
-
U-Boot before 2026.10-rc3 with CONFIG_IP_DEFRAG enabled contains an out-of-bounds write vulnerability in the __net_defragment() 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 bootloader.
- References
Affected packages
Debian:12 / u-boot
Package
- Name
- u-boot
- Purl
- pkg:deb/debian/u-boot?arch=source&distro=bookworm
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0 Unknown introduced version / All previous versions are affected
Affected versions
2023.*
2023.01+dfsg-2
2023.01+dfsg-2+deb12u1
2023.01+dfsg-2+deb12u2
2023.01+dfsg-2+deb12u3
2023.04~rc2+dfsg-1
2023.04~rc5+dfsg-1
2023.04+dfsg-1
2023.07~rc4+dfsg-1
2023.07~rc5+dfsg-1
2023.07+dfsg-1
2024.*
2024.01~rc6+dfsg-1
2024.01~rc6+dfsg-2
2024.01+dfsg-1
2024.01+dfsg-2
2024.01+dfsg-3
2024.01+dfsg-4
2024.01+dfsg-5
2024.01+dfsg-6
2024.01+dfsg-7
2025.*
2025.01-1
2025.01-2
2025.01-3
2025.01-3.1
2025.01-3.2
Debian:13 / u-boot
Package
- Name
- u-boot
- Purl
- pkg:deb/debian/u-boot?arch=source&distro=trixie
Debian:14 / u-boot
Package
- Name
- u-boot
- Purl
- pkg:deb/debian/u-boot?arch=source&distro=forky