Jan Engelhardt, Tavis Ormandy, and others discovered that the GNU C Library iconv feature incorrectly handled certain input sequences. An attacker could possibly use this issue to cause the GNU C Library to hang or crash, resulting in a denial of service. (CVE-2021-3326)
It was discovered that the GNU C Library nscd daemon incorrectly handled certain netgroup lookups. An attacker could possibly use this issue to cause the GNU C Library to crash, resulting in a denial of service. (CVE-2021-35942)
{ "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro", "binaries": [ { "libc6-s390-dbgsym": "2.23-0ubuntu11.3+esm2", "libc6-dev": "2.23-0ubuntu11.3+esm2", "libc6-udeb-dbgsym": "2.23-0ubuntu11.3+esm2", "multiarch-support": "2.23-0ubuntu11.3+esm2", "libc6-dev-s390": "2.23-0ubuntu11.3+esm2", "libc6-dev-i386": "2.23-0ubuntu11.3+esm2", "locales-all": "2.23-0ubuntu11.3+esm2", "libc6-amd64-dbgsym": "2.23-0ubuntu11.3+esm2", "glibc-source": "2.23-0ubuntu11.3+esm2", "libc6-dev-amd64": "2.23-0ubuntu11.3+esm2", "libc6-pic": "2.23-0ubuntu11.3+esm2", "nscd-dbgsym": "2.23-0ubuntu11.3+esm2", "nscd": "2.23-0ubuntu11.3+esm2", "glibc-doc": "2.23-0ubuntu11.3+esm2", "libc6-armel": "2.23-0ubuntu11.3+esm2", "libc6-dbg": "2.23-0ubuntu11.3+esm2", "libc6": "2.23-0ubuntu11.3+esm2", "libc6-armel-dbgsym": "2.23-0ubuntu11.3+esm2", "libc-bin": "2.23-0ubuntu11.3+esm2", "libc6-i386": "2.23-0ubuntu11.3+esm2", "libc6-udeb": "2.23-0ubuntu11.3+esm2", "libc6-dev-x32": "2.23-0ubuntu11.3+esm2", "libc-bin-dbgsym": "2.23-0ubuntu11.3+esm2", "libc-dev-bin": "2.23-0ubuntu11.3+esm2", "libc6-amd64": "2.23-0ubuntu11.3+esm2", "libc6-x32": "2.23-0ubuntu11.3+esm2", "libc6-dbgsym": "2.23-0ubuntu11.3+esm2", "libc6-s390": "2.23-0ubuntu11.3+esm2", "libc6-dev-armel": "2.23-0ubuntu11.3+esm2", "libc6-i386-dbgsym": "2.23-0ubuntu11.3+esm2", "locales": "2.23-0ubuntu11.3+esm2", "libc-dev-bin-dbgsym": "2.23-0ubuntu11.3+esm2", "libc6-x32-dbgsym": "2.23-0ubuntu11.3+esm2" } ] }