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Debian LTS Advisory DLA-3463-1 debian-lts@lists.debian.org
https://www.debian.org/lts/security/ Guilhem Moulin
June 21, 2023 https://wiki.debian.org/LTS
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Package : opensc
Version : 0.19.0-1+deb10u2
CVE ID : CVE-2019-6502 CVE-2021-42779 CVE-2021-42780 CVE-2021-42781
CVE-2021-42782 CVE-2023-2977
Debian Bug : 1037021
Multiple vulnerabilities were found in opensc, a set of libraries and
utilities to access smart cards, which could lead to application crash
or information leak.
CVE-2019-6502
Dhiraj Mishra discovered a minor memory leak in the eidenv(1) CLI
utility on an error-case.
CVE-2021-42779
A heap use after free vulnerability was discovered in
sc_file_valid().
CVE-2021-42780
An use after return vulnerability was discovered in insert_pin(),
which could potentially crash programs using the library.
CVE-2021-42781
Multiple heap buffer overflow vulnerabilities were discovered in
pkcs15-oberthur.c, which could potentially crash programs using the
library.
CVE-2021-42782
Multiple stack buffer overflow vulnerabilities were discovered in
various places, which could potentially crash programs using the
library.
CVE-2023-2977
A buffer overrun vulnerability was discovered in pkcs15
cardos_have_verifyrc_package(), which could lead to crash or
information leak via smart card package with a malicious ASN1
context.
For Debian 10 buster, these problems have been fixed in version
0.19.0-1+deb10u2.
We recommend that you upgrade your opensc packages.
For the detailed security status of opensc please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/opensc
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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