CVE-2021-45931
Medium
Description
HarfBuzz 2.9.0 has an out-of-bounds write in hb_bit_set_invertible_t::set (called from hb_sparseset_t<hb_bit_set_invertible_t>::set and hb_set_copy).
SeverityMedium
CVSS6.5
Exploit probability—
Product
Harfbuzz
PublishedJan 1, 2022
First seenJan 1, 2022
How to fix
Vendor advisories
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5A7TCR2MY46YK3NHQZB3SLESUH354IEA/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DI6247WOAKB46CZZ6SCDSJVWWCW3GMZH/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4EAIZKL4O67FN2CWJYHYKZEMNYWNWO3D/
- security.gentoo.org/glsa/202209-11
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| harfbuzz_project harfbuzz | 2.9.0 | — |
| fedoraproject fedora | 34, 35 | — |
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