From: "jistone at redhat dot com" <sourceware-bugzilla@sourceware.org>
To: elfutils-devel@sourceware.org
Subject: [Bug libdw/26773] sleb128 values near INT64_MAX/MIN not correctly read
Date: Thu, 22 Oct 2020 23:46:57 +0000 [thread overview]
Message-ID: <bug-26773-10460-gmq6XTPWAb@http.sourceware.org/bugzilla/> (raw)
In-Reply-To: <bug-26773-10460@http.sourceware.org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=26773
Josh Stone <jistone at redhat dot com> changed:
What |Removed |Added
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CC| |jistone at redhat dot com
--- Comment #2 from Josh Stone <jistone at redhat dot com> ---
(In reply to Tom Tromey from comment #1)
> This limits the number of bytes read-- but it seems like
> it maybe ought to read until the first byte without the
> high bit set.
Beware, golang just dealt with a CVE for reading unlimited varints:
https://github.com/golang/go/issues/40618
(But the context is different since that's used in stuff like protocol buffers
that may be streamed.)
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next prev parent reply other threads:[~2020-10-22 23:46 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-22 11:06 [Bug libdw/26773] New: " mark at klomp dot org
2020-10-22 20:07 ` [Bug libdw/26773] " tromey at sourceware dot org
2020-10-22 23:46 ` jistone at redhat dot com [this message]
2020-10-23 15:57 ` mark at klomp dot org
2020-10-23 16:08 ` mark at klomp dot org
2020-10-29 23:07 ` mark at klomp dot org
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