MGASA-2021-0241 - Updated upx packages fix security vulnerabilities

Publication date: 08 Jun 2021
URL: https://advisories.mageia.org/MGASA-2021-0241.html
Type: security
Affected Mageia releases: 7, 8
CVE: CVE-2020-24119,
     CVE-2021-20285

The updated package fixes security vulnerabilities:

A heap buffer overflow read was discovered in upx 4.0.0, because the
check in p_lx_elf.cpp is not perfect. (CVE-2020-24119)

A flaw was found in upx canPack in p_lx_elf.cpp in UPX 3.96. This flaw
allows attackers to cause a denial of service (SEGV or buffer overflow
and application crash) or possibly have unspecified other impacts via a
crafted ELF. The highest threat from this vulnerability is to system
availability. (CVE-2021-20285)

References:
- https://bugs.mageia.org/show_bug.cgi?id=29016
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/G3BQABK4YLXENDJBLDMHAIPRTC3ZMLYK/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/VSQRO7YC72PSYDQG4PQLQYXZTZE3B4YV/
- https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/V2GCFGL5HHPU3GIC7XYIPIMYFFLH2M4U/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-24119
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20285

SRPMS:
- 8/core/upx-3.96-2.1.mga8
- 7/core/upx-3.96-1.1.mga7