MEDIUM
libavcodec/mpegvideo_motion.c in libav 11.8 allows remote attackers to cause a denial of service (crash) via vectors involving left shift of a negative value
Published Mar 1, 2017
5.5
MEDIUMCVSS 3.0
EPSS 0.94%
Description
libavcodec/mpegvideo_motion.c in libav 11.8 allows remote attackers to cause a denial of service (crash) via vectors involving left shift of a negative value.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
5.5 MEDIUM NVD
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
4.3 MEDIUM NVD
AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
0.94% 0.00936
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.00936
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.94% (0.00936) | 59.41th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.94% (0.00936) | 56.03th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.21% (0.00209) | 41.30th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.20% (0.00199) | 58.71th | v3 (v2023.03.01) |
| Jul 17, 2023 | 0.20% (0.00199) | 56.73th | v3 (v2023.03.01) |
| Mar 17, 2023 | 0.17% (0.00170) | 52.41th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.14% (0.00142) | 48.19th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.05% (0.01055) | 52.13th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.05% (0.01055) | 50.47th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.05% (0.01055) | 48.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.05% (0.01055) | 27.52th | v2 (v2022.01.01) |
Weaknesses (1)
References (2)
- http://www.securityfocus.com/bid/94732 vdb-entryx_refsource_BID
- https://blogs.gentoo.org/ago/2016/12/01/libav-multiple-crashes-from-the-undefined-behavior-sanitizer/ x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/94732 | vdb-entryx_refsource_BID | |
| https://blogs.gentoo.org/ago/2016/12/01/libav-multiple-crashes-from-the-undefined-behavior-sanitizer/ | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Mar 1, 2017
Updated Aug 6, 2024
Reserved Dec 4, 2016
Link CVE-2016-9820
CISA Vulnrichment
Updated n/a