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AUSCERT External Security Bulletin Redistribution
ESB-2021.3089
APSB21-72 Security update available for Adobe SVG-Native-Viewer
15 September 2021
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AusCERT Security Bulletin Summary
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Product: Adobe SVG-Native-Viewer
Publisher: Adobe
Operating System: Linux variants
Impact/Access: Execute Arbitrary Code/Commands -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2021-39823
Original Bulletin:
https://helpx.adobe.com/security/products/svg-native-viewer/apsb21-72.html
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Security Updates Available for Adobe SVG-Native-Viewer | APSB21-72
Bulletin ID Date Published Priority
APSB21-75 September 14, 2021 3
Summary
Adobe has released a security update for SVG-Native-Viewer Library. This update
addresses a critical vulnerability that could lead to arbitrary code execution
in the context of the current user.
Affected versions
Product Affected version Platform
Adobe https://github.com/adobe/svg-native-viewer/commit/
SVG-Native-Viewer 8182d14dfad5d1e10f53ed830328d7d9a3cfa96d and earlier Linux
versions
Solution
Adobe categorizes these updates with the following priority ratings and
recommends users update their installation to the newest.
Product Updated version Platform Priority Availability
rating
Adobe https://github.com/adobe/
SVG-Native-Viewer svg-native-viewer/commit/ Linux 3 Release Note
b79ecc37b2572b27aa8ff93de67ffa55828e4df8
Vulnerability Details
Vulnerability Vulnerability CVSS
Category Impact Severity base CVSS vector CVE Number
score
Heap-based Arbitrary CVSS:3.1/AV:L/AC:L
Buffer Overflow code Critical 7.8 /PR:N/UI:R/S:U/C:H CVE-2021-39823
( CWE-122 ) execution /I:H/A:H
Acknowledgments
Adobe would like to thank CFF of Topsec Alpha Team (cff_123) for reporting
these issues and for working with Adobe to help protect our customers.
For more information, visit https://helpx.adobe.com/security.html , or email
PSIRT@adobe.com.
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