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busybox: busybox: romfs volume ID parsing performs unbounded memcpy into fixed-size label buffer, causing heap overflow

🗓️ 25 Sep 2026 19:35:52Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 35 Views

Unbounded memcpy in BusyBox romfs volume ID parsing causes heap overflow via filesystem images.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Imagesanyaarch64busybox1.37.0-9.1.hum1busybox-1.37.0-9.1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64busybox1.37.0-9.1.hum1busybox-1.37.0-9.1.hum1.x86_64.rpm
Red Hat Hardened Imagesanyaarch64busybox-petitboot1.37.0-9.1.hum1busybox-petitboot-1.37.0-9.1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64busybox-petitboot1.37.0-9.1.hum1busybox-petitboot-1.37.0-9.1.hum1.x86_64.rpm
Red Hat Hardened Imagesanyaarch64busybox-shared1.37.0-9.1.hum1busybox-shared-1.37.0-9.1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64busybox-shared1.37.0-9.1.hum1busybox-shared-1.37.0-9.1.hum1.x86_64.rpm

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25 Sep 2026 22:28Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.17.3
EPSS0.00127
SSVC
35