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memory leak in tool_operate.c #4767

geeknik opened this issue Dec 29, 2019 · 1 comment · Fixed by sthagen/curl-curl#32

memory leak in tool_operate.c #4767

geeknik opened this issue Dec 29, 2019 · 1 comment · Fixed by sthagen/curl-curl#32


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geeknik commented Dec 29, 2019

I did this

Compiled curl with clang + ASAN.

CgAAAA==" | base64 -d > test0077.conf
$ ./curl -q -K test0077.conf file:///dev/null
Warning: test0077.conf:1: warning: ')▒TP/1.1covM▒▒tl' is unknown
Warning: test0077.conf:2: warning: '-F▒=(▒-▒----' had unsupported trailing
Warning: garbage

Press enter. Press Ctrl-D.

Warning: test0077.conf:4: warning: 'F▒' uses unquoted white space in the line
Warning: that may cause side-effects!
Warning: test0077.conf:4: warning: 'F▒' is unknown
Warning: You can only select one HTTP request method! You asked for both GET
Warning: (-G, --get) and multipart formpost (-F, --form).

==9804==ERROR: LeakSanitizer: detected memory leaks

Direct leak of 11 byte(s) in 1 object(s) allocated from:
    #0 0x480294 in strdup (/root/curl/build-afl/src/curl+0x480294)
    #1 0x52f87e in single_transfer /root/curl/build-afl/src/../../src/tool_operate.c:706:48
    #2 0x52da28 in transfer_per_config /root/curl/build-afl/src/../../src/tool_operate.c:2331:14
    #3 0x52da28 in create_transfer /root/curl/build-afl/src/../../src/tool_operate.c:2347:14
    #4 0x522452 in serial_transfers /root/curl/build-afl/src/../../src/tool_operate.c:2174:12
    #5 0x522452 in run_all_transfers /root/curl/build-afl/src/../../src/tool_operate.c:2372:16
    #6 0x521e67 in operate /root/curl/build-afl/src/../../src/tool_operate.c:2484:18

SUMMARY: AddressSanitizer: 11 byte(s) leaked in 1 allocation(s).

I expected the following

No memory leak.

curl/libcurl version

Git commit 779b415

curl 7.68.0-DEV (x86_64-pc-linux-gnu) libcurl/7.68.0-DEV zlib/1.2.11
Release-Date: [unreleased]
Protocols: dict file ftp gopher http imap pop3 rtsp smtp telnet tftp
Features: AsynchDNS IPv6 Largefile libz UnixSockets

operating system


@jay jay closed this as completed in 249f7b3 Dec 29, 2019
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jay commented Dec 29, 2019


@lock lock bot locked as resolved and limited conversation to collaborators Apr 2, 2020
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