Hide Forgot
Description of problem: Corrupted RPM files may crash rpm in headerSigVerify() Version-Release number of selected component (if applicable): all, including upstream How reproducible: 100% Steps to Reproduce: 1. corrupt an RPM file to add a DSA, RSA or SHA1 header flag that contains data outside of allocated memory (offset + length goes beyond data length) 2. rpm -qp <RPM> Actual results: Crash and/or valgrind warning, with the following trace : ==11445== Invalid read of size 8 ==11445== at 0x4C2E25E: memcpy@@GLIBC_2.14 (in /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so) ==11445== by 0x4E62530: UnknownInlinedFun (string3.h:51) ==11445== by 0x4E62530: headerSigVerify (package.c:240) ==11445== by 0x4E62530: headerVerify (package.c:363) ==11445== by 0x4E62915: rpmpkgReadHeader (package.c:457) ==11445== by 0x4E62BEA: rpmpkgRead (package.c:578) ==11445== by 0x4E6352D: rpmReadPackageFile (package.c:717) ==11445== by 0x4E6EB81: rpmgiReadHeader (rpmgi.c:90) ==11445== by 0x4E6EB81: rpmgiLoadReadHeader (rpmgi.c:126) ==11445== by 0x4E6EB81: rpmgiNext (rpmgi.c:216) ==11445== by 0x4E671D8: rpmgiShowMatches (query.c:274) ==11445== by 0x4E671D8: rpmcliArgIter (query.c:518) ==11445== by 0x4E672A6: rpmcliQuery (query.c:568) ==11445== by 0x401918: main (rpmqv.c:304) Expected results: An error message about invalid header followed by graceful exit. Additional info: See https://bugzilla.redhat.com/show_bug.cgi?id=1371487
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHBA-2017:2160