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
EPSS
Percentile
33.5%
Issue Overview:
A Use After Free vulnerability in function new_Token in asm/preproc.c in nasm 2.14.02 allows attackers to cause a denial of service via crafted nasm command. (CVE-2020-18780)
A Segmentation Fault issue discovered in in ieee_segment function in outieee.c in nasm 2.14.03 and 2.15 allows remote attackers to cause a denial of service via crafted assembly file. (CVE-2020-21528)
NASM v2.16 was discovered to contain a segmentation violation in the component ieee_write_file at /output/outieee.c. (CVE-2022-46457)
Affected Packages:
nasm
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 nasm to update your system.
New Packages:
aarch64:
nasm-2.15.03-3.amzn2.0.3.aarch64
nasm-rdoff-2.15.03-3.amzn2.0.3.aarch64
nasm-debuginfo-2.15.03-3.amzn2.0.3.aarch64
i686:
nasm-2.15.03-3.amzn2.0.3.i686
nasm-rdoff-2.15.03-3.amzn2.0.3.i686
nasm-debuginfo-2.15.03-3.amzn2.0.3.i686
noarch:
nasm-doc-2.15.03-3.amzn2.0.3.noarch
src:
nasm-2.15.03-3.amzn2.0.3.src
x86_64:
nasm-2.15.03-3.amzn2.0.3.x86_64
nasm-rdoff-2.15.03-3.amzn2.0.3.x86_64
nasm-debuginfo-2.15.03-3.amzn2.0.3.x86_64
Red Hat: CVE-2020-18780, CVE-2020-21528, CVE-2022-46457
Mitre: CVE-2020-18780, CVE-2020-21528, CVE-2022-46457
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Amazon Linux | 2 | aarch64 | nasm | < 2.15.03-3.amzn2.0.3 | nasm-2.15.03-3.amzn2.0.3.aarch64.rpm |
Amazon Linux | 2 | aarch64 | nasm-rdoff | < 2.15.03-3.amzn2.0.3 | nasm-rdoff-2.15.03-3.amzn2.0.3.aarch64.rpm |
Amazon Linux | 2 | aarch64 | nasm-debuginfo | < 2.15.03-3.amzn2.0.3 | nasm-debuginfo-2.15.03-3.amzn2.0.3.aarch64.rpm |
Amazon Linux | 2 | i686 | nasm | < 2.15.03-3.amzn2.0.3 | nasm-2.15.03-3.amzn2.0.3.i686.rpm |
Amazon Linux | 2 | i686 | nasm-rdoff | < 2.15.03-3.amzn2.0.3 | nasm-rdoff-2.15.03-3.amzn2.0.3.i686.rpm |
Amazon Linux | 2 | i686 | nasm-debuginfo | < 2.15.03-3.amzn2.0.3 | nasm-debuginfo-2.15.03-3.amzn2.0.3.i686.rpm |
Amazon Linux | 2 | noarch | nasm-doc | < 2.15.03-3.amzn2.0.3 | nasm-doc-2.15.03-3.amzn2.0.3.noarch.rpm |
Amazon Linux | 2 | x86_64 | nasm | < 2.15.03-3.amzn2.0.3 | nasm-2.15.03-3.amzn2.0.3.x86_64.rpm |
Amazon Linux | 2 | x86_64 | nasm-rdoff | < 2.15.03-3.amzn2.0.3 | nasm-rdoff-2.15.03-3.amzn2.0.3.x86_64.rpm |
Amazon Linux | 2 | x86_64 | nasm-debuginfo | < 2.15.03-3.amzn2.0.3 | nasm-debuginfo-2.15.03-3.amzn2.0.3.x86_64.rpm |