DescriptionA vulnerability classified as problematic was found in OpenCV wechat_qrcode Module up to 4.7.0. Affected by this vulnerability is the function DecodedBitStreamParser::decodeByteSegment of the file qrcode/decoder/decoded_bit_stream_parser.cpp. The manipulation leads to null pointer dereference. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-228547.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs1035954

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
opencv (PTS)bullseye4.5.1+dfsg-5fixed
sid, trixie4.6.0+dfsg-13.1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
opencvsourcebuster(not affected)
opencvsourcebullseye(not affected)


[bullseye] - opencv <not-affected> (Vulnerable code not present)
[buster] - opencv <not-affected> (Vulnerable code not present)

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