Fedora: 2020-67590fbf08 Critical: upx Buffer Overflow Advisory

UPX is a free, portable, extendable, high-performance executable

packer for several different executable formats. It achieves an

excellent compression ratio and offers very fast decompression. Your

executables suffer no memory overhead or other drawbacks.

3.96, multiple security fixes. ---- Patch for CVE-2019-20021

* Fri Jan 24 2020 Gwyn Ciesla - 3.96-2

- EVR bump for koji issue.

* Fri Jan 24 2020 Gwyn Ciesla - 3.96-1

- 3.96

* Fri Jan 17 2020 Gwyn Ciesla - 3.95-5

- Upstream patch for CVE-2019-20021

[ 1 ] Bug #1792327 - CVE-2019-20021 upx: heap-based buffer overflow in canUnpack in p_mach.cpp [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1792327

[ 2 ] Bug #1581264 - CVE-2018-11243 upx: Double-free in PackLinuxElf64::unpack in p_lx_elf.cpp allows denial of service [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1581264

[ 3 ] Bug #1794720 - CVE-2019-20051 upx: floating point exception in PackLinuxElf::elf_hash in p_lx_elf.cpp [epel-7]

https://bugzilla.redhat.com/show_bug.cgi?id=1794720

[ 4 ] Bug #1794722 - CVE-2019-20051 upx: floating point exception in PackLinuxElf::elf_hash in p_lx_elf.cpp [epel-8]

https://bugzilla.redhat.com/show_bug.cgi?id=1794722

[ 5 ] Bug #1794721 - CVE-2019-20051 upx: floating point exception in PackLinuxElf::elf_hash in p_lx_elf.cpp [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1794721

[ 6 ] Bug #1792328 - CVE-2019-20021 upx: heap-based buffer overflow in canUnpack in p_mach.cpp [epel-7]

https://bugzilla.redhat.com/show_bug.cgi?id=1792328

[ 7 ] Bug #1581263 - CVE-2018-11243 upx: Double-free in PackLinuxElf64::unpack in p_lx_elf.cpp allows denial of service [epel-7]

https://bugzilla.redhat.com/show_bug.cgi?id=1581263

[ 8 ] Bug #1792329 - CVE-2019-20021 upx: heap-based buffer overflow in canUnpack in p_mach.cpp [epel-8]

https://bugzilla.redhat.com/show_bug.cgi?id=1792329

su -c 'dnf upgrade --advisory FEDORA-2020-67590fbf08' 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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