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Fedora 33: FEDORA-2021-e2dc109b4c Moderate: libsndfile Heap Overflow

fedora
Calendar Grey August 18, 2021
Dist Fedora Esm H88
Fedora Patch Alert for libsndfile addresses critical heap overflow vulnerability enabling unauthorized code execution through malformed WAV files.
- fix CVE-2021-3246: a heap buffer overflow via crafted WAV file allows a arbitrary code execution

Summary

libsndfile is a C library for reading and writing sound files such as

AIFF, AU, WAV, and others through one standard interface. It can

currently read/write 8, 16, 24 and 32-bit PCM files as well as 32 and

64-bit floating point WAV files and a number of compressed formats. It

compiles and runs on *nix, MacOS, and Win32.

- fix CVE-2021-3246: a heap buffer overflow via crafted WAV file allows a

arbitrary code execution

* Fri Jul 23 2021 Michal Hlavinka - 1.0.31-5

- a crafted wav file could cause heap buffer overflow that allowed an arbitrary code execution (#1984320)

* Thu Jul 22 2021 Fedora Release Engineering - 1.0.31-4

- Rebuilt for https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild

[ 1 ] Bug #1984319 - CVE-2021-3246 libsndfile: Heap buffer overflow via crafted WAV file allows arbitrary code execution

https://bugzilla.redhat.com/show_bug.cgi?id=1984319

su -c 'dnf upgrade --advisory FEDORA-2021-e2dc109b4c' at the command

line. For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

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Change Log

References

Update Instructions

Severity
important
Lowest
Low
Medium
High
Critical

Product: Fedora 33
Version: 1.0.31
Release: 5.fc33.fc33
Summary: Library for reading and writing sound files

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