Ittiam libmpeg2 prior 2022-07-27 impeg2_mc_fullx_fully_8x8 buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

A vulnerability classified as critical has been found in Ittiam libmpeg2. This affects the function impeg2_mc_fullx_fully_8x8. The manipulation with an unknown input leads to a buffer overflow vulnerability. CWE is classifying the issue as CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Ittiam libmpeg2 before 2022-07-27 uses memcpy with overlapping memory blocks in impeg2_mc_fullx_fully_8x8.

The weakness was shared 08/05/2022 as 23102. It is possible to read the advisory at issuetracker.google.com. This vulnerability is uniquely identified as CVE-2022-37416 since 08/05/2022. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 2022-07-27 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: libmpeg2 2022-07-27

Timelineinfo

07/27/2022 🔍
08/05/2022 +9 days 🔍
08/05/2022 +0 days 🔍
08/05/2022 +0 days 🔍
08/30/2022 +25 days 🔍

Sourcesinfo

Advisory: 23102
Status: Confirmed

CVE: CVE-2022-37416 (🔍)

Entryinfo

Created: 08/05/2022 12:50 PM
Updated: 08/30/2022 02:55 PM
Changes: 08/05/2022 12:50 PM (41), 08/30/2022 02:55 PM (11)
Complete: 🔍

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