CVE-2022-33068: Integer Overflow
First published: Wed Jun 22 2022(Updated: )
An integer overflow in the component hb-ot-shape-fallback.cc of Harfbuzz v4.3.0 allows attackers to cause a Denial of Service (DoS) via unspecified vectors.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Harfbuzz Project Harfbuzz | =4.3.0 | |
| Fedoraproject Fedora | =35 | |
| Fedoraproject Fedora | =36 |
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Reference Links
- https://github.com/harfbuzz/harfbuzz/commit/62e803b36173fd096d7ad460dd1d1db9be542593
- https://github.com/harfbuzz/harfbuzz/issues/3557
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FQBJ24W6TXLSAQWCFW7IBGUMX4AJI3S4/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QQMEXOVDL3T2UXKBCON7JSOCE646G7HG/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/W56WTC5IY4EIUHVUIHMCXA3BSBZLSZCI/
- https://security.gentoo.org/glsa/202209-11
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FQBJ24W6TXLSAQWCFW7IBGUMX4AJI3S4/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QQMEXOVDL3T2UXKBCON7JSOCE646G7HG/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W56WTC5IY4EIUHVUIHMCXA3BSBZLSZCI/
Frequently Asked Questions
What is CVE-2022-33068?
CVE-2022-33068 is an integer overflow vulnerability in the Harfbuzz component hb-ot-shape-fallback.cc, allowing attackers to cause a Denial of Service (DoS) attack.
What is the severity of CVE-2022-33068?
The severity of CVE-2022-33068 is medium with a CVSS score of 5.5.
How can attackers exploit CVE-2022-33068?
Attackers can exploit CVE-2022-33068 by performing unspecified vectors to trigger an integer overflow and cause a Denial of Service (DoS) attack.
What software versions are affected by CVE-2022-33068?
The Harfbuzz version 4.3.0 is affected by CVE-2022-33068.
How can I fix the CVE-2022-33068 vulnerability?
To fix the CVE-2022-33068 vulnerability, update Harfbuzz to a version that is not affected, such as version 4.3.1 or later.
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- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/harfbuzz project
- canonical/harfbuzz project harfbuzz
- version/harfbuzz project harfbuzz/4.3.0
- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/35
- version/fedoraproject fedora/36