Bug 2024904 (CVE-2021-43618) - CVE-2021-43618 gmp: Integer overflow and resultant buffer overflow via crafted input
Summary: CVE-2021-43618 gmp: Integer overflow and resultant buffer overflow via crafte...
Keywords:
Status: NEW
Alias: CVE-2021-43618
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
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Depends On: 2024905 2027956 2027957 2027958 2029346 2029348
Blocks: 2024906
TreeView+ depends on / blocked
 
Reported: 2021-11-19 13:41 UTC by Pedro Sampaio
Modified: 2021-12-06 09:45 UTC (History)
14 users (show)

Fixed In Version: gmp 6.2.1
Doc Type: If docs needed, set a value
Doc Text:
A flaw was found in gmp. An integer overflow vulnerability could allow an attacker to input an integer value leading to a crash. The highest threat from this vulnerability is to system availability.
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Description Pedro Sampaio 2021-11-19 13:41:35 UTC 
GNU Multiple Precision Arithmetic Library (GMP) through 6.2.1 has an mpz/inp_raw.c integer overflow and resultant buffer overflow via crafted input, leading to a segmentation fault on 32-bit platforms.

References:

https://gmplib.org/list-archives/gmp-bugs/2021-September/005077.html
https://bugs.debian.org/994405
https://gmplib.org/repo/gmp-6.2/rev/561a9c25298e
Comment 1 Pedro Sampaio 2021-11-19 13:41:57 UTC 
Created gmp tracking bugs for this issue:

Affects: fedora-all [bug 2024905]
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