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An issue was discovered in mspack/chmd.c in libmspack before 0.7alpha. There is an off-by-one error in the CHM PMGI/PMGL chunk number validity checks, which could lead to denial of service (uninitialized data dereference and application crash).
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade libmspack | Aug 24, 2018 | Jul 28, 2018 |
| Amazon Linux Ami 2 | — | Upgrade libmspack-develUpgrade libmspackUpgrade libmspack-debuginfo | Apr 27, 2020 | Jul 28, 2018 |
| Amazon_linux | — | Upgrade clamav | Jan 12, 2019 | Jul 28, 2018 |
| Centos_linux | — | Upgrade libmspack-develUpgrade libmspackUpgrade libmspack-debuginfo | Aug 28, 2019 | Jul 28, 2018 |
| Debian | — | Upgrade libmspack | Aug 3, 2018 | Jul 28, 2018 |
| Gentoo Linux | — | Upgrade dev-libs/libmspack.Upgrade app-arch/cabextract. | Mar 29, 2019 | Jul 28, 2018 |
| Huawei Euleros 2_0_sp2 | — | Upgrade libmspack | Dec 31, 2018 | Jul 28, 2018 |
| Huawei Euleros 2_0_sp3 | — | Upgrade libmspack | Dec 31, 2018 | Jul 28, 2018 |
| Oracle_linux | — | Upgrade libmspack-develUpgrade libmspack | Nov 6, 2018 | May 12, 2018 |
| Redhat_linux | — | Upgrade libmspack-develUpgrade libmspack-debuginfoUpgrade libmspack | Oct 31, 2018 | Jul 28, 2018 |
| Suse | — | Upgrade clamav-openssl1Upgrade libmspack0-32bitUpgrade mspack-toolsUpgrade clamavUpgrade libmspack-develUpgrade libmspack0 | Aug 16, 2018 | Jul 28, 2018 |
| Ubuntu | — | Upgrade libmspack0 (Ubuntu Pro)Upgrade clamavUpgrade libmspack-doc (Ubuntu Pro)Upgrade libmspack0Upgrade libmspack-dev (Ubuntu Pro) | Aug 10, 2018 | Jul 28, 2018 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Jul 28, 2018 |
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