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glibc: Buffer Overflow in strfmon right-justification padding

🗓️ 29 Aug 2026 15:24:41Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 37 Views

Buffer overflow in glibc strfmon and strfmon_l right-justified width padding enables code execution.

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Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Imagesanyaarch64compat-libpthread-nonshared2.43-8.3.hum1compat-libpthread-nonshared-2.43-8.3.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64compat-libpthread-nonshared2.43-8.3.hum1compat-libpthread-nonshared-2.43-8.3.hum1.x86_64.rpm
Red Hat Hardened Imagesanyaarch64glibc2.43-8.3.hum1glibc-2.43-8.3.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64glibc2.43-8.3.hum1glibc-2.43-8.3.hum1.x86_64.rpm
Red Hat Hardened Imagesanyaarch64glibc-all-langpacks2.43-8.3.hum1glibc-all-langpacks-2.43-8.3.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64glibc-all-langpacks2.43-8.3.hum1glibc-all-langpacks-2.43-8.3.hum1.x86_64.rpm
Red Hat Hardened Imagesanyaarch64glibc-benchtests2.43-8.3.hum1glibc-benchtests-2.43-8.3.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64glibc-benchtests2.43-8.3.hum1glibc-benchtests-2.43-8.3.hum1.x86_64.rpm
Red Hat Hardened Imagesanyaarch64glibc-common2.43-8.3.hum1glibc-common-2.43-8.3.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64glibc-common2.43-8.3.hum1glibc-common-2.43-8.3.hum1.x86_64.rpm
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08 Oct 2026 22:41Current
6.7Medium risk
Vulners AI Score6.7
CVSS 3.17.7
EPSS0.00297
SSVC
37