Out-of-bounds Write Affecting upx package, versions <4.0.2-r0
Snyk CVSS
Attack Complexity
Low
User Interaction
Required
Availability
High
Threat Intelligence
EPSS
0.06% (26th
percentile)
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Test your applications- Snyk ID SNYK-ALPINE317-UPX-3267269
- published 3 Feb 2023
- disclosed 12 Jan 2023
Introduced: 12 Jan 2023
CVE-2023-23456 Open this link in a new tabHow to fix?
Upgrade Alpine:3.17
upx
to version 4.0.2-r0 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream upx
package and not the upx
package as distributed by Alpine
.
See How to fix?
for Alpine:3.17
relevant fixed versions and status.
A heap-based buffer overflow issue was discovered in UPX in PackTmt::pack() in p_tmt.cpp file. The flow allows an attacker to cause a denial of service (abort) via a crafted file.
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2160381
- https://github.com/upx/upx/commit/510505a85cbe45e51fbd470f1aa8b02157c429d4
- https://github.com/upx/upx/issues/632
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EL3BVKIGG3SH6I3KPOYQAWCBD4UMPOPI/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TGEP3FBNRZXGLIA2B2ICMB32JVMPREFZ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EL3BVKIGG3SH6I3KPOYQAWCBD4UMPOPI/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TGEP3FBNRZXGLIA2B2ICMB32JVMPREFZ/