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Bug #2022

closed

dns: out of bound memory read

Added by Victor Julien about 7 years ago. Updated about 7 years ago.

Status:
Closed
Priority:
High
Assignee:
Victor Julien
Target version:
3.2.1
Affected Versions:
Effort:
Difficulty:
Label:

Description

Found with AFL+ASAN.

    #0 0x4a5d7c in __asan_memcpy (/home/victor/suricata/src/suricata+0x4a5d7c)
    #1 0x5f1849 in DNSStoreAnswerInState /home/victor/suricata/src/app-layer-dns-common.c:631:9
    #2 0x5f3476 in DNSReponseParse /home/victor/suricata/src/app-layer-dns-common.c:859:17
    #3 0x5fcdbd in DNSUDPResponseParse /home/victor/suricata/src/app-layer-dns-udp.c:278:16
    #4 0x63915d in AppLayerParserParse /home/victor/suricata/src/app-layer-parser.c:998:13
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 #1

Updated by Victor Julien about 7 years ago

  • Status changed from Assigned to Closed
  • Private changed from Yes to No
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