OSV-2020-1835

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Import Source
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libfmt/OSV-2020-1835.yaml
JSON Data
https://api.osv.dev/v1/vulns/OSV-2020-1835
Published
2020-09-25T00:00:10.846065Z
Modified
2022-04-13T03:04:41.466004Z
Summary
Stack-buffer-overflow in fmt::v7::detail::buffer<char>::push_back
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25884

Crash type: Stack-buffer-overflow READ 1
Crash state:
fmt::v7::detail::buffer<char>::push_back
std::__1::back_insert_iterator&lt;fmt::v7::detail::buffer<char> >::operator=
fmt::v7::detail::buffer_appender<char> std::__1::__copy_constexpr&lt;char const*, f
References

Affected packages

OSS-Fuzz / libfmt

Package

Name
libfmt
Purl
pkg:generic/libfmt

Affected ranges

Type
GIT
Repo
https://github.com/fmtlib/fmt.git
Events
Introduced
16410056bf0e6e8800c9ac4c231be3f1a688f8b3
Fixed
c156093ffd99b0689af3826f3aa04e7db97cc543

Ecosystem specific 

{
    "severity": "MEDIUM"
}