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Fedora 33: FEDORA-2020-3e00413763 High: mingw-openjpeg2 Heap Overflow

fedora
Calendar Grey December 21, 2020
Dist Fedora Esm H88
Fedora Update Alert: Backports for minGW libpng to address various urgent problems pertaining to memory reliability and overall performance.
This update backports patches for CVE-2020-27841, CVE-2020-27842, CVE-2020-27843, CVE-2020-27845.

Summary

MinGW Windows openjpeg2 library.

This update backports patches for CVE-2020-27841, CVE-2020-27842,

CVE-2020-27843, CVE-2020-27845.

* Thu Dec 17 2020 Sandro Mani - 2.3.1-11

* Backport patches for CVE-2020-27841, CVE-2020-27842, CVE-2020-27843, CVE-2020-27845

[ 1 ] Bug #1907674 - CVE-2020-27841 openjpeg2: openjpeg: heap-based buffer overflows in lib/openjp2/pi.c [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1907674

[ 2 ] Bug #1907675 - CVE-2020-27841 mingw-openjpeg2: openjpeg: heap-based buffer overflows in lib/openjp2/pi.c [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1907675

[ 3 ] Bug #1907681 - CVE-2020-27842 openjpeg2: openjpeg: null pointer dereference in opj_tgt_reset function in lib/openjp2/tgt.c [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1907681

[ 4 ] Bug #1907682 - CVE-2020-27842 mingw-openjpeg2: openjpeg: null pointer dereference in opj_tgt_reset function in lib/openjp2/tgt.c [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1907682

[ 5 ] Bug #1907686 - CVE-2020-27843 openjpeg2: openjpeg: out-of-bounds read in opj_t2_encode_packet function in openjp2/t2.c [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1907686

[ 6 ] Bug #1907688 - CVE-2020-27843 mingw-openjpeg2: openjpeg: out-of-bounds read in opj_t2_encode_packet function in openjp2/t2.c [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1907688

[ 7 ] Bug #1907702 - CVE-2020-27845 openjpeg2: openjpeg: heap-based buffer overflow in functions opj_pi_next_rlcp, opj_pi_next_rpcl and opj_pi_next_lrcp in openjp2/pi.c [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1907702

[ 8 ] Bug #1907703 - CVE-2020-27845 mingw-openjpeg2: openjpeg: heap-based buffer overflow in functions opj_pi_next_rlcp, opj_pi_next_rpcl and opj_pi_next_lrcp in openjp2/pi.c [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1907703

su -c 'dnf upgrade --advisory FEDORA-2020-3e00413763' at the command

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

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

All packages are signed with the Fedora Project GPG key. More details on the

GPG keys used by the Fedora Project can be found at

https://fedoraproject.org/security/

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Change Log

References

Update Instructions

Severity
important
Lowest
Low
Medium
High
Critical

Product: Fedora 33
Version: 2.3.1
Release: 11.fc33
Summary: MinGW Windows openjpeg2 library

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