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glibc: Glibc: Denial of Service via stack exhaustion during tilde expansion

🗓️ 10 Aug 2026 21:12:58Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 5 Views

glibc wordexp tilde expansion stack exhaustion allows remote DoS via long usernames.

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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Imagesanyaarch64compat-libpthread-nonshared2.43-8.1.hum1compat-libpthread-nonshared-2.43-8.1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64compat-libpthread-nonshared2.43-8.1.hum1compat-libpthread-nonshared-2.43-8.1.hum1.x86_64.rpm
Red Hat Hardened Imagesanynoarchglibc-doc2.43-8.1.hum1glibc-doc-2.43-8.1.hum1.noarch.rpm

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18 Aug 2026 20:46Current
5.4Medium risk
Vulners AI Score5.4
CVSS 49
EPSS0.00207
SSVC
5