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amazonAmazonALAS2-2023-2173
HistoryJul 20, 2023 - 5:30 p.m.

Medium: transfig

2023-07-2017:30:00
alas.aws.amazon.com
4
transfig
buffer overflow
denial of service
cve-2020-21682
cve-2021-32280

4.3 Medium

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

5.5 Medium

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

5.8 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

32.3%

Issue Overview:

2023-08-03: CVE-2021-32280 was added to this advisory.

A global buffer overflow in the set_fill component in genge.c of fig2dev 3.2.7b allows attackers to cause a denial of service (DOS) via converting a xfig file into ge format. (CVE-2020-21682)

An issue was discovered in fig2dev before 3.2.8… A NULL pointer dereference exists in the function compute_closed_spline() located in trans_spline.c. It allows an attacker to cause Denial of Service. The fixed version of fig2dev is 3.2.8. (CVE-2021-32280)

Affected Packages:

transfig

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 transfig to update your system.

New Packages:

aarch64:  
    transfig-3.2.8b-7.amzn2.aarch64  
    transfig-debuginfo-3.2.8b-7.amzn2.aarch64  
  
i686:  
    transfig-3.2.8b-7.amzn2.i686  
    transfig-debuginfo-3.2.8b-7.amzn2.i686  
  
src:  
    transfig-3.2.8b-7.amzn2.src  
  
x86_64:  
    transfig-3.2.8b-7.amzn2.x86_64  
    transfig-debuginfo-3.2.8b-7.amzn2.x86_64  

Additional References

Red Hat: CVE-2020-21682, CVE-2021-32280

Mitre: CVE-2020-21682, CVE-2021-32280

4.3 Medium

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

5.5 Medium

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

5.8 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

32.3%