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From: | 15664243668 at 163 dot com |
Subject: | [Bug binutils/26375] New: A memory leak in get_data |
Date: | Wed, 12 Aug 2020 10:22:24 +0000 |
https://sourceware.org/bugzilla/show_bug.cgi?id=26375 Bug ID: 26375 Summary: A memory leak in get_data Product: binutils Version: 2.34 Status: UNCONFIRMED Severity: normal Priority: P2 Component: binutils Assignee: unassigned at sourceware dot org Reporter: 15664243668 at 163 dot com Target Milestone: --- Created attachment 12764 --> https://sourceware.org/bugzilla/attachment.cgi?id=12764&action=edit PoC I have found a memory leak in get_data of Binutils-2.34. This bug is triggered as $./readelf -a PoC I compile the binutils-2.34 to the 64-bit LSB version with AddressSanitizer in Ubuntu 16.04 and print the debug information. ================================================================= ==30101==ERROR: LeakSanitizer: detected memory leaks Direct leak of 2053 byte(s) in 1 object(s) allocated from: #0 0x7f390d037b40 in __interceptor_malloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xdeb40) #1 0x55f13c7587a3 in get_data /home/ubuntu/yuetai/test_programs/binutils-2.34/binutils/readelf.c:439 #2 0x55f13c9f254f (/home/ubuntu/yuetai/test_programs/binutils-2.34/binutils-install/bin/readelf+0x39554f) SUMMARY: AddressSanitizer: 2053 byte(s) leaked in 1 allocation(s). The PoC file is in attachment. -- You are receiving this mail because: You are on the CC list for the bug.
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