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Alerts This Week
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Debian 10: DLA-3240-1 Moderate Security Alert: Libde265 DoS Issue

debian lts
Calendar Grey December 15, 2022
Dist Debian Esm H88
Important advisory on the ongoing vulnerabilities found in libde265 impacting Debian systems, strongly recommending immediate updates to ensure system integrity.
Multiple issues were found in libde265, an open source implementation of the h.265 video codec, which may result in denial of or have unspecified other impact

Summary


CVE-2020-21599

libde265 v1.0.4 contains a heap buffer overflow in the
de265_image::available_zscan function, which can be exploited via a crafted
a file.

CVE-2021-35452

An Incorrect Access Control vulnerability exists in libde265 v1.0.8 due to
a SEGV in slice.cc.

CVE-2021-36408

libde265 v1.0.8 contains a Heap-use-after-free in intrapred.h when decoding
file using dec265.

CVE-2021-36409

There is an Assertion `scaling_list_pred_matrix_id_delta==1' failed at
sps.cc:925 in libde265 v1.0.8 when decoding file, which allows attackers to
cause a Denial of Service (DoS) by running the application with a crafted
file or possibly have unspecified other impact.

CVE-2021-36410

A stack-buffer-overflow exists in libde265 v1.0.8 via fallback-motion.cc in
function put_epel_hv_fallback when running program dec265.

CVE-2021-36411

An issue has been found in libde265 v1.0.8 due to incorrect access control.

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Package: libde265
Version: 1.0.3-1+deb10u1
CVE ID: CVE-2020-21599 CVE-2021-35452 CVE-2021-36408 CVE-2021-36409
Debian Bug: 1014977

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