MGASA-2020-0096 - Updated upx packages fix security vulnerabilities

Publication date: 24 Feb 2020
URL: https://advisories.mageia.org/MGASA-2020-0096.html
Type: security
Affected Mageia releases: 7
CVE: CVE-2018-11243,
     CVE-2019-20021,
     CVE-2019-20051,
     CVE-2019-20053,
     CVE-2019-1010048

The updated packages fix security vulnerabilities:

PackLinuxElf64::unpack in p_lx_elf.cpp in UPX 3.95 allows remote attackersto cause a denial of service (double free), limit the ability of a malware
scanner to operate on the entire original data, or possibly have
 unspecified other impact via a crafted file. (CVE-2018-11243)

A heap-based buffer over-read was discovered in canUnpack in p_mach.cpp in
UPX 3.95 via a crafted Mach-O file. (CVE-2019-20021)

A floating-point exception was discovered in PackLinuxElf::elf_hash in
p_lx_elf.cpp in UPX 3.95. The vulnerability causes an application crash,
which leads to denial of service. (CVE-2019-20051)

An invalid memory address dereference was discovered in the canUnpack
function in p_mach.cpp in UPX 3.95 via a crafted Mach-O file.
(CVE-2019-20053)

A denial of service in PackLinuxElf32::PackLinuxElf32help1().
(CVE-2019-1010048)

References:
- https://bugs.mageia.org/show_bug.cgi?id=26172
- - - https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/D7XU42G6MUQQXHWRP7DCF2JSIBOJ5GOO/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-11243
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20021
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20051
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20053
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-1010048

SRPMS:
- 7/core/upx-3.96-1.mga7
- 7/core/ucl-1.03-16.1.mga7