Uninitialized data in PDFium in Google Chrome prior to 90.0.4430.72 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted PDF file.
Weakness
The product does not check the return value from a method or function, which can prevent it from detecting unexpected states and conditions.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Chrome | * | 90.0.4430.72 (excluding) | |
| Chromium-browser | Ubuntu | bionic | * |
| Chromium-browser | Ubuntu | trusty | * |
| Chromium-browser | Ubuntu | upstream | * |
| Chromium-browser | Ubuntu | xenial | * |
Potential Mitigations
References
- https://chromereleases.googleblog.com/2021/04/stable-channel-update-for-desktop_14.html
- https://crbug.com/1166972
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EAJ42L4JFPBJATCZ7MOZQTUDGV4OEHHG/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U3GZ42MYPGD35V652ZPVPYYS7A7LVXVY/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUZBGKGVZADNA3I24NVG7HAYYUTOSN5A/
- https://security.gentoo.org/glsa/202104-08
- https://www.debian.org/security/2021/dsa-4906
- https://chromereleases.googleblog.com/2021/04/stable-channel-update-for-desktop_14.html
- https://crbug.com/1166972
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EAJ42L4JFPBJATCZ7MOZQTUDGV4OEHHG/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U3GZ42MYPGD35V652ZPVPYYS7A7LVXVY/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUZBGKGVZADNA3I24NVG7HAYYUTOSN5A/
- https://security.gentoo.org/glsa/202104-08
- https://www.debian.org/security/2021/dsa-4906