CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
42.2%
Issue Overview:
QPDF 9.x through 9.1.1 and 10.x through 10.0.4 has a heap-based buffer overflow in Pl_ASCII85Decoder::write (called from Pl_AES_PDF::flush and Pl_AES_PDF::finish) when a certain downstream write fails. (CVE-2021-36978)
Affected Packages:
qpdf
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update qpdf to update your system.
New Packages:
aarch64:
qpdf-5.0.1-4.amzn2.0.2.aarch64
qpdf-libs-5.0.1-4.amzn2.0.2.aarch64
qpdf-devel-5.0.1-4.amzn2.0.2.aarch64
qpdf-debuginfo-5.0.1-4.amzn2.0.2.aarch64
i686:
qpdf-5.0.1-4.amzn2.0.2.i686
qpdf-libs-5.0.1-4.amzn2.0.2.i686
qpdf-devel-5.0.1-4.amzn2.0.2.i686
qpdf-debuginfo-5.0.1-4.amzn2.0.2.i686
noarch:
qpdf-doc-5.0.1-4.amzn2.0.2.noarch
src:
qpdf-5.0.1-4.amzn2.0.2.src
x86_64:
qpdf-5.0.1-4.amzn2.0.2.x86_64
qpdf-libs-5.0.1-4.amzn2.0.2.x86_64
qpdf-devel-5.0.1-4.amzn2.0.2.x86_64
qpdf-debuginfo-5.0.1-4.amzn2.0.2.x86_64
Red Hat: CVE-2021-36978
Mitre: CVE-2021-36978
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Amazon Linux | 2 | aarch64 | qpdf | < 5.0.1-4.amzn2.0.2 | qpdf-5.0.1-4.amzn2.0.2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | qpdf-libs | < 5.0.1-4.amzn2.0.2 | qpdf-libs-5.0.1-4.amzn2.0.2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | qpdf-devel | < 5.0.1-4.amzn2.0.2 | qpdf-devel-5.0.1-4.amzn2.0.2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | qpdf-debuginfo | < 5.0.1-4.amzn2.0.2 | qpdf-debuginfo-5.0.1-4.amzn2.0.2.aarch64.rpm |
Amazon Linux | 2 | i686 | qpdf | < 5.0.1-4.amzn2.0.2 | qpdf-5.0.1-4.amzn2.0.2.i686.rpm |
Amazon Linux | 2 | i686 | qpdf-libs | < 5.0.1-4.amzn2.0.2 | qpdf-libs-5.0.1-4.amzn2.0.2.i686.rpm |
Amazon Linux | 2 | i686 | qpdf-devel | < 5.0.1-4.amzn2.0.2 | qpdf-devel-5.0.1-4.amzn2.0.2.i686.rpm |
Amazon Linux | 2 | i686 | qpdf-debuginfo | < 5.0.1-4.amzn2.0.2 | qpdf-debuginfo-5.0.1-4.amzn2.0.2.i686.rpm |
Amazon Linux | 2 | noarch | qpdf-doc | < 5.0.1-4.amzn2.0.2 | qpdf-doc-5.0.1-4.amzn2.0.2.noarch.rpm |
Amazon Linux | 2 | x86_64 | qpdf | < 5.0.1-4.amzn2.0.2 | qpdf-5.0.1-4.amzn2.0.2.x86_64.rpm |
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
42.2%