Vulnerability · Published Jun 22, 2022 · Assigned by mitre
CVE-2022-33068
Medium 5.5
In plain English
A medium-severity security flaw in the harfbuzz package (AlmaLinux). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 68% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)1.2%top 31.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:9 | harfbuzz | 2.7.4-8.el9 | ALSA-2022:8384 |
| AlmaLinux:9 | harfbuzz-devel | 2.7.4-8.el9 | ALSA-2022:8384 |
| AlmaLinux:9 | harfbuzz-icu | 2.7.4-8.el9 | ALSA-2022:8384 |
| Alpine:v3.20 | harfbuzz | 4.4.1-r0 | ALPINE-CVE-2022-33068 |
| Alpine:v3.21 | harfbuzz | 4.4.1-r0 | ALPINE-CVE-2022-33068 |
| Alpine:v3.22 | harfbuzz | 4.4.1-r0 | ALPINE-CVE-2022-33068 |
| Alpine:v3.23 | harfbuzz | 4.4.1-r0 | ALPINE-CVE-2022-33068 |
| Alpine:v3.24 | harfbuzz | 4.4.1-r0 | ALPINE-CVE-2022-33068 |
| Debian:12 | harfbuzz | 5.2.0-2 | DEBIAN-CVE-2022-33068 |
| Debian:13 | harfbuzz | 5.2.0-2 | DEBIAN-CVE-2022-33068 |
| Debian:14 | harfbuzz | 5.2.0-2 | DEBIAN-CVE-2022-33068 |
| Rocky Linux:9 | harfbuzz | 0:2.7.4-8.el9 | RLSA-2022:8384 |
| Ubuntu:22.04:LTS | harfbuzz | 2.7.4-1ubuntu3.1 | USN-5524-1 |
| Ubuntu:22.04:LTS | harfbuzz | 2.7.4-1ubuntu3.1 | UBUNTU-CVE-2022-33068 |
| Ubuntu:22.04:LTS | qt6-base | no fix listed | UBUNTU-CVE-2022-33068 |
| Ubuntu:24.04:LTS | qt6-base | no fix listed | UBUNTU-CVE-2022-33068 |
| Ubuntu:25.10 | qt6-base | no fix listed | UBUNTU-CVE-2022-33068 |
| Ubuntu:26.04:LTS | qt6-base | no fix listed | UBUNTU-CVE-2022-33068 |
| Ubuntu:26.10 | qt6-base | no fix listed | UBUNTU-CVE-2022-33068 |
| Ubuntu:25.10 | qtwebengine-opensource-src | no fix listed | UBUNTU-CVE-2022-33068 |
| Ubuntu:26.10 | qtwebengine-opensource-src | no fix listed | UBUNTU-CVE-2022-33068 |
Affected products (as reported)
References
- https://github.com/harfbuzz/harfbuzz/issues/3557 x_refsource_MISC
- https://github.com/harfbuzz/harfbuzz/commit/62e803b36173fd096d7ad460dd1d1db9be542593 x_refsource_MISC
- FEDORA-2022-a32f9488a0 vendor-advisory, x_refsource_FEDORA
- FEDORA-2022-ac58de6e98 vendor-advisory, x_refsource_FEDORA
- FEDORA-2022-ced8f872b1 vendor-advisory, x_refsource_FEDORA
- GLSA-202209-11 vendor-advisory, x_refsource_GENTOO