In do_rfc1035_name of util.c, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution when processing a malicious DNS server response with no additional execution privileges needed. User interaction is not needed for exploitation.
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2017-14491US | critical9.8 | Exploit | ||
Heap-based buffer overflow in dnsmasq before 2.78 allows remote attackers to cause a denial of service (crash) or execute arbitrary code via a crafted DNS response. | ||||
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references
External citations — patches, advisories, analysis.
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