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Ubuntu 16.04 ESM / 18.04 ESM / 20.04 LTS : libde265 vulnerabilities (USN-6617-1)

high Nessus Plugin ID 189774

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Synopsis

The remote Ubuntu host is missing one or more security updates.

Description

The remote Ubuntu 16.04 ESM / 18.04 ESM / 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-6617-1 advisory.

 - libde265 v1.0.4 contains a heap buffer overflow in the put_epel_hv_fallback function, which can be exploited via a crafted a file. (CVE-2020-21594)

 - libde265 v1.0.4 contains a heap buffer overflow in the mc_luma function, which can be exploited via a crafted a file. (CVE-2020-21595)

 - libde265 v1.0.4 contains a global buffer overflow in the decode_CABAC_bit function, which can be exploited via a crafted a file. (CVE-2020-21596)

 - libde265 v1.0.4 contains a heap buffer overflow in the mc_chroma function, which can be exploited via a crafted a file. (CVE-2020-21597)

 - libde265 v1.0.4 contains a heap buffer overflow in the ff_hevc_put_unweighted_pred_8_sse function, which can be exploited via a crafted a file. (CVE-2020-21598)

 - 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-2020-21599)

 - libde265 v1.0.4 contains a heap buffer overflow in the put_weighted_pred_avg_16_fallback function, which can be exploited via a crafted a file. (CVE-2020-21600)

 - libde265 v1.0.4 contains a stack buffer overflow in the put_qpel_fallback function, which can be exploited via a crafted a file. (CVE-2020-21601)

 - libde265 v1.0.4 contains a heap buffer overflow in the put_weighted_bipred_16_fallback function, which can be exploited via a crafted a file. (CVE-2020-21602)

 - libde265 v1.0.4 contains a heap buffer overflow in the put_qpel_0_0_fallback_16 function, which can be exploited via a crafted a file. (CVE-2020-21603)

 - libde265 v1.0.4 contains a heap buffer overflow fault in the _mm_loadl_epi64 function, which can be exploited via a crafted a file. (CVE-2020-21604)

 - libde265 v1.0.4 contains a segmentation fault in the apply_sao_internal function, which can be exploited via a crafted a file. (CVE-2020-21605)

 - libde265 v1.0.4 contains a heap buffer overflow fault in the put_epel_16_fallback function, which can be exploited via a crafted a file. (CVE-2020-21606)

 - An issue was discovered in libde265 v1.0.8.There is a Heap-use-after-free in intrapred.h when decoding file using dec265. (CVE-2021-36408)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected libde265-0, libde265-dev and / or libde265-examples packages.

See Also

https://ubuntu.com/security/notices/USN-6617-1

Plugin Details

Severity: High

ID: 189774

File Name: ubuntu_USN-6617-1.nasl

Version: 1.0

Type: local

Agent: unix

Published: 1/30/2024

Updated: 1/30/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2020-21598

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:16.04:-:esm, cpe:/o:canonical:ubuntu_linux:18.04:-:esm, cpe:/o:canonical:ubuntu_linux:20.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:libde265-0, p-cpe:/a:canonical:ubuntu_linux:libde265-dev, p-cpe:/a:canonical:ubuntu_linux:libde265-examples

Required KB Items: Host/cpu, Host/Debian/dpkg-l, Host/Ubuntu, Host/Ubuntu/release

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 1/30/2024

Vulnerability Publication Date: 9/16/2021

Reference Information

CVE: CVE-2020-21594, CVE-2020-21595, CVE-2020-21596, CVE-2020-21597, CVE-2020-21598, CVE-2020-21599, CVE-2020-21600, CVE-2020-21601, CVE-2020-21602, CVE-2020-21603, CVE-2020-21604, CVE-2020-21605, CVE-2020-21606, CVE-2021-36408

USN: 6617-1