Executive Summary
Summary | |
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Title | fribidi security update |
Informations | |||
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Name | RHSA-2019:4326 | First vendor Publication | 2019-12-19 |
Vendor | RedHat | Last vendor Modification | 2019-12-19 |
Severity (Vendor) | N/A | Revision | 01 |
Security-Database Scoring CVSS v3
Cvss vector : CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | |||
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Overall CVSS Score | 7.8 | ||
Base Score | 7.8 | Environmental Score | 7.8 |
impact SubScore | 5.9 | Temporal Score | 7.8 |
Exploitabality Sub Score | 1.8 | ||
Attack Vector | Local | Attack Complexity | Low |
Privileges Required | None | User Interaction | Required |
Scope | Unchanged | Confidentiality Impact | High |
Integrity Impact | High | Availability Impact | High |
Calculate full CVSS 3.0 Vectors scores |
Security-Database Scoring CVSS v2
Cvss vector : (AV:N/AC:M/Au:N/C:P/I:P/A:P) | |||
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Cvss Base Score | 6.8 | Attack Range | Network |
Cvss Impact Score | 6.4 | Attack Complexity | Medium |
Cvss Expoit Score | 8.6 | Authentication | None Required |
Calculate full CVSS 2.0 Vectors scores |
Detail
Problem Description: An update for fribidi is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux Client (v. 7) - x86_64 Red Hat Enterprise Linux Client Optional (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64 Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - x86_64 3. Description: A library to handle bidirectional scripts (for example Hebrew, Arabic), so that the display is done in the proper way, while the text data itself is always written in logical order. Security Fix(es): * fribidi: buffer overflow in fribidi_get_par_embedding_levels_ex() in lib/fribidi-bidi.c leading to denial of service and possible code execution (CVE-2019-18397) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 5. Bugs fixed (https://bugzilla.redhat.com/): 1768750 - CVE-2019-18397 fribidi: buffer overflow in fribidi_get_par_embedding_levels_ex() in lib/fribidi-bidi.c leading to denial of service and possible code execution |
Original Source
Url : https://rhn.redhat.com/errata/RHSA-2019-4326.html |
CWE : Common Weakness Enumeration
% | Id | Name |
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100 % | CWE-120 | Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') (CWE/SANS Top 25) |
CPE : Common Platform Enumeration
Type | Description | Count |
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Application | 1 | |
Os | 3 |
Alert History
Date | Informations |
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2020-05-23 13:03:44 |
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2020-03-19 13:19:46 |
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