https://bugzilla.redhat.com/show_bug.cgi?id=2036820
Bug ID: 2036820
Summary: CVE-2021-45931 harfbuzz: out-of-bounds write in
hb_bit_set_invertible_t::set
Product: Security Response
Hardware: All
OS: Linux
Status: NEW
Component: vulnerability
Keywords: Security
Severity: medium
Priority: medium
Assignee: security-response-team(a)redhat.com
Reporter: mrehak(a)redhat.com
CC: bdettelb(a)redhat.com, caolanm(a)redhat.com,
caswilli(a)redhat.com, eng-i18n-bugs(a)redhat.com,
erack(a)redhat.com, erik-fedora(a)vanpienbroek.nl,
i18n-bugs(a)lists.fedoraproject.org,
jburrell(a)redhat.com, jhorak(a)redhat.com,
jwong(a)redhat.com, kaycoth(a)redhat.com,
klember(a)redhat.com, manisandro(a)gmail.com,
moceap(a)hotmail.com, nobody(a)redhat.com,
pnemade(a)redhat.com, psatpute(a)redhat.com,
rh-spice-bugs(a)redhat.com, stransky(a)redhat.com,
tpopela(a)redhat.com, tuxator(a)o2.pl
Target Milestone: ---
Classification: Other
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).
External Reference:
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=37425
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https://bugzilla.redhat.com/show_bug.cgi?id=2036820