Integer Overflow and Heap-Based Buffer Overflow in systemd's valid_user_field Function

CVE-2013-4391 · HIGH Severity

AV:N/AC:L/AU:N/C:P/I:P/A:P

Integer overflow in the valid_user_field function in journal/journald-native.c in systemd allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a large journal data field, which triggers a heap-based buffer overflow.

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