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Bug #5003
closedNull deference in ConfigApplyTx
Affected Versions:
Effort:
Difficulty:
Label:
Description
Found by oss-fuzz
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=43733
Reproducer is with rulealert ip any any -> any any (config:logging disable,type tx,scope tx;sid:1;)
and with lolc.pcap
Stack trace is
AddressSanitizer:DEADLYSIGNAL ================================================================= ==47909==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000026 (pc 0x000103aad24a bp 0x700006d33980 sp 0x700006d33930 T2) ==47909==The signal is caused by a READ memory access. ==47909==Hint: address points to the zero page. #0 0x103aad24a in ConfigApplyTx detect-config.c:92 #1 0x103aad1c2 in ConfigApply detect-config.c:136 #2 0x103aac742 in DetectConfigPostMatch detect-config.c:149 #3 0x103b05cd1 in IPOnlyMatchPacket detect-engine-iponly.c:1110 #4 0x103aa407d in DetectRunInspectIPOnly detect.c:557 #5 0x103aa352a in DetectRun detect.c:118 #6 0x103aa3143 in DetectNoFlow detect.c:1573 #7 0x103aa2975 in Detect detect.c:1633 #8 0x103c00756 in FlowWorker flow-worker.c:551
Files
Updated by Jeff Lucovsky almost 3 years ago
- Copied from Bug #4972: Null deference in ConfigApplyTx added
Updated by Shivani Bhardwaj over 2 years ago
- Status changed from Assigned to In Progress
Updated by Shivani Bhardwaj over 2 years ago
- Status changed from In Progress to In Review
Updated by Shivani Bhardwaj over 2 years ago
- Status changed from In Review to Resolved
Updated by Shivani Bhardwaj over 2 years ago
- Status changed from Resolved to Closed
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