Bug 1956423 (CVE-2021-3530) - CVE-2021-3530 binutils: stack memory exhaustion in demangle_path() in rust-demangle.c
Summary: CVE-2021-3530 binutils: stack memory exhaustion in demangle_path() in rust-de...
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2021-3530
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
: CVE-2021-3648 (view as bug list)
Depends On: 1956424 1956425
Blocks: 1954144 1956426 1977814 1982323
TreeView+ depends on / blocked
 
Reported: 2021-05-03 16:33 UTC by Guilherme de Almeida Suckevicz
Modified: 2021-09-29 19:08 UTC (History)
25 users (show)

Fixed In Version:
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Doc Text:
A flaw was discovered in GNU libiberty within demangle_path() in rust-demangle.c, as distributed in GNU Binutils version 2.36. A crafted symbol can cause stack memory to be exhausted leading to a crash.
Clone Of:
Environment:
Last Closed: 2021-05-04 10:46:55 UTC
Embargoed:

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Description Guilherme de Almeida Suckevicz 2021-05-03 16:33:05 UTC 
A flaw was discovered in GNU libiberty within demangle_path() in rust-demangle.c, as distributed in GNU Binutils version 2.36. A crafted symbol can cause stack memory to be exhausted leading to a crash.


Reference:
https://bugs.launchpad.net/ubuntu/+source/binutils/+bug/1925348
Comment 1 Guilherme de Almeida Suckevicz 2021-05-03 16:33:34 UTC 
Created binutils tracking bugs for this issue:

Affects: fedora-all [bug 1956424]


Created mingw-binutils tracking bugs for this issue:

Affects: fedora-all [bug 1956425]
Comment 3 Product Security DevOps Team 2021-05-04 10:46:55 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2021-3530
Comment 5 Guilherme de Almeida Suckevicz 2021-05-12 14:08:25 UTC 
Acknowledgments:

Name: chengxianglin
Comment 6 Todd Cullum 2021-07-21 18:34:50 UTC 
*** Bug 1982320 has been marked as a duplicate of this bug. ***
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