[SECURITY] [DLA 3675-1] zbar security update
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Debian LTS Advisory DLA-3675-1 debian-lts@lists.debian.org
https://www.debian.org/lts/security/ Bastien Roucariès
November 30, 2023 https://wiki.debian.org/LTS
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Package : zbar
Version : 0.22-1+deb10u1
CVE ID : CVE-2023-40889 CVE-2023-40890
Debian Bug : 1051724
zbar, a barcode and qrcode scanner was vulnerable.
CVE-2023-40889
A heap-based buffer overflow existed
in the qr_reader_match_centers function.
Specially crafted QR codes may lead to information disclosure
and/or arbitrary code execution. To trigger this
vulnerability, an attacker can digitally input the
malicious QR code, or prepare it to be physically scanned
by the vulnerable scanner.
CVE-2023-40890
A stack overflow was present in lookup_sequence
function. Specially crafted QR codes may lead
to information disclosure and/or arbitrary code execution.
To trigger this vulnerability, an attacker can digitally input
the malicious QR code, or prepare it to be physically scanned
by the vulnerable scanner.
For Debian 10 buster, these problems have been fixed in version
0.22-1+deb10u1.
We recommend that you upgrade your zbar packages.
For the detailed security status of zbar please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/zbar
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
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