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bind named DoS
Published: 28.01.2007
Source: BUGTRAQ
SecurityVulns ID: 7119
Type: remote
Level: 5/10
Description: 2 errors (use-after-free and type ANY response parsing) on response parsing of DNSSEC request.

CVE: CVE-2007-0494 (ISC BIND 9.0.x, 9.1.x, 9.2.0 up to 9.2.7, 9.3.0 up to 9.3.3, 9.4.0a1 up to 9.4.0a6, 9.4.0b1 up to 9.4.0b4, 9.4.0rc1, and 9.5.0a1 (Bind Forum only) allows remote attackers to cause a denial of service (exit) via a type * (ANY) DNS query response that contains multiple RRsets, which triggers an assertion error, aka the "DNSSEC Validation" vulnerability.)
CVE-2007-0493 (Use-after-free vulnerability in ISC BIND 9.3.0 up to 9.3.3, 9.4.0a1 up to 9.4.0a6, 9.4.0b1 up to 9.4.0b4, 9.4.0rc1, and 9.5.0a1 (Bind Forum only) allows remote attackers to cause a denial of service (named daemon crash) via unspecified vectors that cause named to "dereference a freed fetch context.")

Original document RPATH, rPSA-2007-0021-1 bind bind-utils (28.01.2007)

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