rhsa-2024_2211
Vulnerability from csaf_redhat
Published
2024-04-30 10:18
Modified
2024-11-06 05:40
Summary
Red Hat Security Advisory: tcpdump security update
Notes
Topic
An update for tcpdump is now available for Red Hat Enterprise Linux 9.
Red Hat Product Security has rated this update as having a security impact of Moderate. 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.
Details
The tcpdump packages contain the tcpdump utility for monitoring network traffic. The tcpdump utility can capture and display the packet headers on a particular network interface or on all interfaces.
Security Fix(es):
* tcpslice: use-after-free in extract_slice() (CVE-2021-41043)
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.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 9.4 Release Notes linked from the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Moderate" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update for tcpdump is now available for Red Hat Enterprise Linux 9.\n\nRed Hat Product Security has rated this update as having a security impact of Moderate. 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.", "title": "Topic" }, { "category": "general", "text": "The tcpdump packages contain the tcpdump utility for monitoring network traffic. The tcpdump utility can capture and display the packet headers on a particular network interface or on all interfaces.\n\nSecurity Fix(es):\n\n* tcpslice: use-after-free in extract_slice() (CVE-2021-41043)\n\nFor 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.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the Red Hat Enterprise Linux 9.4 Release Notes linked from the References section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2024:2211", "url": "https://access.redhat.com/errata/RHSA-2024:2211" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#moderate", "url": "https://access.redhat.com/security/updates/classification/#moderate" }, { "category": "external", "summary": "https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/9/html/9.4_release_notes/index", "url": "https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/9/html/9.4_release_notes/index" }, { "category": "external", "summary": "2040392", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2040392" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_2211.json" } ], "title": "Red Hat Security Advisory: tcpdump security update", "tracking": { "current_release_date": "2024-11-06T05:40:49+00:00", "generator": { "date": "2024-11-06T05:40:49+00:00", "engine": { "name": "Red Hat SDEngine", "version": "4.1.1" } }, "id": "RHSA-2024:2211", "initial_release_date": "2024-04-30T10:18:48+00:00", "revision_history": [ { "date": "2024-04-30T10:18:48+00:00", "number": "1", "summary": "Initial version" }, { "date": "2024-04-30T10:18:48+00:00", "number": "2", "summary": "Last updated version" }, { "date": "2024-11-06T05:40:49+00:00", "number": "3", "summary": "Last generated version" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Red Hat Enterprise Linux AppStream (v. 9)", "product": { "name": "Red Hat Enterprise Linux AppStream (v. 9)", "product_id": "AppStream-9.4.0.GA", "product_identification_helper": { "cpe": "cpe:/a:redhat:enterprise_linux:9::appstream" } } } ], "category": "product_family", "name": "Red Hat Enterprise Linux" }, { "branches": [ { "category": "product_version", "name": "tcpdump-14:4.99.0-9.el9.src", "product": { "name": "tcpdump-14:4.99.0-9.el9.src", "product_id": "tcpdump-14:4.99.0-9.el9.src", "product_identification_helper": { "purl": "pkg:rpm/redhat/tcpdump@4.99.0-9.el9?arch=src\u0026epoch=14" } } } ], "category": "architecture", "name": "src" }, { "branches": [ { "category": "product_version", "name": "tcpdump-14:4.99.0-9.el9.aarch64", "product": { "name": "tcpdump-14:4.99.0-9.el9.aarch64", "product_id": "tcpdump-14:4.99.0-9.el9.aarch64", "product_identification_helper": { "purl": "pkg:rpm/redhat/tcpdump@4.99.0-9.el9?arch=aarch64\u0026epoch=14" } } }, { "category": "product_version", "name": "tcpdump-debugsource-14:4.99.0-9.el9.aarch64", "product": { "name": "tcpdump-debugsource-14:4.99.0-9.el9.aarch64", "product_id": "tcpdump-debugsource-14:4.99.0-9.el9.aarch64", "product_identification_helper": { "purl": "pkg:rpm/redhat/tcpdump-debugsource@4.99.0-9.el9?arch=aarch64\u0026epoch=14" } } }, { "category": "product_version", "name": "tcpdump-debuginfo-14:4.99.0-9.el9.aarch64", "product": { "name": "tcpdump-debuginfo-14:4.99.0-9.el9.aarch64", "product_id": "tcpdump-debuginfo-14:4.99.0-9.el9.aarch64", "product_identification_helper": { "purl": "pkg:rpm/redhat/tcpdump-debuginfo@4.99.0-9.el9?arch=aarch64\u0026epoch=14" } } } ], "category": "architecture", "name": "aarch64" }, { "branches": [ { "category": "product_version", "name": "tcpdump-14:4.99.0-9.el9.ppc64le", "product": { "name": "tcpdump-14:4.99.0-9.el9.ppc64le", "product_id": "tcpdump-14:4.99.0-9.el9.ppc64le", "product_identification_helper": { "purl": "pkg:rpm/redhat/tcpdump@4.99.0-9.el9?arch=ppc64le\u0026epoch=14" } } }, { "category": "product_version", "name": "tcpdump-debugsource-14:4.99.0-9.el9.ppc64le", "product": { "name": "tcpdump-debugsource-14:4.99.0-9.el9.ppc64le", "product_id": "tcpdump-debugsource-14:4.99.0-9.el9.ppc64le", "product_identification_helper": { "purl": "pkg:rpm/redhat/tcpdump-debugsource@4.99.0-9.el9?arch=ppc64le\u0026epoch=14" } } }, { "category": "product_version", "name": "tcpdump-debuginfo-14:4.99.0-9.el9.ppc64le", "product": { "name": "tcpdump-debuginfo-14:4.99.0-9.el9.ppc64le", "product_id": "tcpdump-debuginfo-14:4.99.0-9.el9.ppc64le", "product_identification_helper": { "purl": "pkg:rpm/redhat/tcpdump-debuginfo@4.99.0-9.el9?arch=ppc64le\u0026epoch=14" } } } ], "category": "architecture", "name": "ppc64le" }, { "branches": [ { "category": "product_version", "name": "tcpdump-14:4.99.0-9.el9.x86_64", "product": { "name": "tcpdump-14:4.99.0-9.el9.x86_64", "product_id": "tcpdump-14:4.99.0-9.el9.x86_64", "product_identification_helper": { "purl": "pkg:rpm/redhat/tcpdump@4.99.0-9.el9?arch=x86_64\u0026epoch=14" } } }, { "category": "product_version", "name": "tcpdump-debugsource-14:4.99.0-9.el9.x86_64", "product": { "name": "tcpdump-debugsource-14:4.99.0-9.el9.x86_64", "product_id": "tcpdump-debugsource-14:4.99.0-9.el9.x86_64", "product_identification_helper": { "purl": "pkg:rpm/redhat/tcpdump-debugsource@4.99.0-9.el9?arch=x86_64\u0026epoch=14" } } }, { "category": "product_version", "name": "tcpdump-debuginfo-14:4.99.0-9.el9.x86_64", "product": { "name": "tcpdump-debuginfo-14:4.99.0-9.el9.x86_64", "product_id": "tcpdump-debuginfo-14:4.99.0-9.el9.x86_64", "product_identification_helper": { "purl": "pkg:rpm/redhat/tcpdump-debuginfo@4.99.0-9.el9?arch=x86_64\u0026epoch=14" } } } ], "category": "architecture", "name": "x86_64" }, { "branches": [ { "category": "product_version", "name": "tcpdump-14:4.99.0-9.el9.s390x", "product": { "name": "tcpdump-14:4.99.0-9.el9.s390x", "product_id": "tcpdump-14:4.99.0-9.el9.s390x", "product_identification_helper": { "purl": "pkg:rpm/redhat/tcpdump@4.99.0-9.el9?arch=s390x\u0026epoch=14" } } }, { "category": "product_version", "name": "tcpdump-debugsource-14:4.99.0-9.el9.s390x", "product": { "name": "tcpdump-debugsource-14:4.99.0-9.el9.s390x", "product_id": "tcpdump-debugsource-14:4.99.0-9.el9.s390x", "product_identification_helper": { "purl": "pkg:rpm/redhat/tcpdump-debugsource@4.99.0-9.el9?arch=s390x\u0026epoch=14" } } }, { "category": "product_version", "name": "tcpdump-debuginfo-14:4.99.0-9.el9.s390x", "product": { "name": "tcpdump-debuginfo-14:4.99.0-9.el9.s390x", "product_id": "tcpdump-debuginfo-14:4.99.0-9.el9.s390x", "product_identification_helper": { "purl": "pkg:rpm/redhat/tcpdump-debuginfo@4.99.0-9.el9?arch=s390x\u0026epoch=14" } } } ], "category": "architecture", "name": "s390x" } ], "category": "vendor", "name": "Red Hat" } ], "relationships": [ { "category": "default_component_of", "full_product_name": { "name": "tcpdump-14:4.99.0-9.el9.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)", "product_id": "AppStream-9.4.0.GA:tcpdump-14:4.99.0-9.el9.aarch64" }, "product_reference": "tcpdump-14:4.99.0-9.el9.aarch64", "relates_to_product_reference": "AppStream-9.4.0.GA" }, { "category": "default_component_of", "full_product_name": { "name": "tcpdump-14:4.99.0-9.el9.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)", "product_id": "AppStream-9.4.0.GA:tcpdump-14:4.99.0-9.el9.ppc64le" }, "product_reference": "tcpdump-14:4.99.0-9.el9.ppc64le", "relates_to_product_reference": "AppStream-9.4.0.GA" }, { "category": "default_component_of", "full_product_name": { "name": "tcpdump-14:4.99.0-9.el9.s390x as a component of Red Hat Enterprise Linux AppStream (v. 9)", "product_id": "AppStream-9.4.0.GA:tcpdump-14:4.99.0-9.el9.s390x" }, "product_reference": "tcpdump-14:4.99.0-9.el9.s390x", "relates_to_product_reference": "AppStream-9.4.0.GA" }, { "category": "default_component_of", "full_product_name": { "name": "tcpdump-14:4.99.0-9.el9.src as a component of Red Hat Enterprise Linux AppStream (v. 9)", "product_id": "AppStream-9.4.0.GA:tcpdump-14:4.99.0-9.el9.src" }, "product_reference": "tcpdump-14:4.99.0-9.el9.src", "relates_to_product_reference": "AppStream-9.4.0.GA" }, { "category": "default_component_of", "full_product_name": { "name": "tcpdump-14:4.99.0-9.el9.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9)", "product_id": "AppStream-9.4.0.GA:tcpdump-14:4.99.0-9.el9.x86_64" }, "product_reference": "tcpdump-14:4.99.0-9.el9.x86_64", "relates_to_product_reference": "AppStream-9.4.0.GA" }, { "category": "default_component_of", "full_product_name": { "name": "tcpdump-debuginfo-14:4.99.0-9.el9.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)", "product_id": "AppStream-9.4.0.GA:tcpdump-debuginfo-14:4.99.0-9.el9.aarch64" }, "product_reference": "tcpdump-debuginfo-14:4.99.0-9.el9.aarch64", "relates_to_product_reference": "AppStream-9.4.0.GA" }, { "category": "default_component_of", "full_product_name": { "name": "tcpdump-debuginfo-14:4.99.0-9.el9.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)", "product_id": "AppStream-9.4.0.GA:tcpdump-debuginfo-14:4.99.0-9.el9.ppc64le" }, "product_reference": "tcpdump-debuginfo-14:4.99.0-9.el9.ppc64le", "relates_to_product_reference": "AppStream-9.4.0.GA" }, { "category": "default_component_of", "full_product_name": { "name": "tcpdump-debuginfo-14:4.99.0-9.el9.s390x as a component of Red Hat Enterprise Linux AppStream (v. 9)", "product_id": "AppStream-9.4.0.GA:tcpdump-debuginfo-14:4.99.0-9.el9.s390x" }, "product_reference": "tcpdump-debuginfo-14:4.99.0-9.el9.s390x", "relates_to_product_reference": "AppStream-9.4.0.GA" }, { "category": "default_component_of", "full_product_name": { "name": "tcpdump-debuginfo-14:4.99.0-9.el9.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9)", "product_id": "AppStream-9.4.0.GA:tcpdump-debuginfo-14:4.99.0-9.el9.x86_64" }, "product_reference": "tcpdump-debuginfo-14:4.99.0-9.el9.x86_64", "relates_to_product_reference": "AppStream-9.4.0.GA" }, { "category": "default_component_of", "full_product_name": { "name": "tcpdump-debugsource-14:4.99.0-9.el9.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)", "product_id": "AppStream-9.4.0.GA:tcpdump-debugsource-14:4.99.0-9.el9.aarch64" }, "product_reference": "tcpdump-debugsource-14:4.99.0-9.el9.aarch64", "relates_to_product_reference": "AppStream-9.4.0.GA" }, { "category": "default_component_of", "full_product_name": { "name": "tcpdump-debugsource-14:4.99.0-9.el9.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)", "product_id": "AppStream-9.4.0.GA:tcpdump-debugsource-14:4.99.0-9.el9.ppc64le" }, "product_reference": "tcpdump-debugsource-14:4.99.0-9.el9.ppc64le", "relates_to_product_reference": "AppStream-9.4.0.GA" }, { "category": "default_component_of", "full_product_name": { "name": "tcpdump-debugsource-14:4.99.0-9.el9.s390x as a component of Red Hat Enterprise Linux AppStream (v. 9)", "product_id": "AppStream-9.4.0.GA:tcpdump-debugsource-14:4.99.0-9.el9.s390x" }, "product_reference": "tcpdump-debugsource-14:4.99.0-9.el9.s390x", "relates_to_product_reference": "AppStream-9.4.0.GA" }, { "category": "default_component_of", "full_product_name": { "name": "tcpdump-debugsource-14:4.99.0-9.el9.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9)", "product_id": "AppStream-9.4.0.GA:tcpdump-debugsource-14:4.99.0-9.el9.x86_64" }, "product_reference": "tcpdump-debugsource-14:4.99.0-9.el9.x86_64", "relates_to_product_reference": "AppStream-9.4.0.GA" } ] }, "vulnerabilities": [ { "cve": "CVE-2021-41043", "cwe": { "id": "CWE-416", "name": "Use After Free" }, "discovery_date": "2022-01-13T00:00:00+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "2040392" } ], "notes": [ { "category": "description", "text": "A heap use-after-free flaw was found in tcpslices\u0027 extract_slice(). This flaw allows an attacker with local network access to pass a specially crafted \u0027pcap\u0027 file to tcpslice, causing segmentation fault. This vulnerability halts or crashes the application, leading to a denial of service.", "title": "Vulnerability description" }, { "category": "summary", "text": "tcpslice: use-after-free in extract_slice()", "title": "Vulnerability summary" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "AppStream-9.4.0.GA:tcpdump-14:4.99.0-9.el9.aarch64", "AppStream-9.4.0.GA:tcpdump-14:4.99.0-9.el9.ppc64le", "AppStream-9.4.0.GA:tcpdump-14:4.99.0-9.el9.s390x", "AppStream-9.4.0.GA:tcpdump-14:4.99.0-9.el9.src", "AppStream-9.4.0.GA:tcpdump-14:4.99.0-9.el9.x86_64", "AppStream-9.4.0.GA:tcpdump-debuginfo-14:4.99.0-9.el9.aarch64", "AppStream-9.4.0.GA:tcpdump-debuginfo-14:4.99.0-9.el9.ppc64le", "AppStream-9.4.0.GA:tcpdump-debuginfo-14:4.99.0-9.el9.s390x", "AppStream-9.4.0.GA:tcpdump-debuginfo-14:4.99.0-9.el9.x86_64", "AppStream-9.4.0.GA:tcpdump-debugsource-14:4.99.0-9.el9.aarch64", "AppStream-9.4.0.GA:tcpdump-debugsource-14:4.99.0-9.el9.ppc64le", "AppStream-9.4.0.GA:tcpdump-debugsource-14:4.99.0-9.el9.s390x", "AppStream-9.4.0.GA:tcpdump-debugsource-14:4.99.0-9.el9.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2021-41043" }, { "category": "external", "summary": "RHBZ#2040392", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2040392" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2021-41043", "url": "https://www.cve.org/CVERecord?id=CVE-2021-41043" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-41043", "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-41043" }, { "category": "external", "summary": "https://github.com/the-tcpdump-group/tcpslice/issues/11", "url": "https://github.com/the-tcpdump-group/tcpslice/issues/11" } ], "release_date": "2022-01-05T00:00:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2024-04-30T10:18:48+00:00", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ "AppStream-9.4.0.GA:tcpdump-14:4.99.0-9.el9.aarch64", "AppStream-9.4.0.GA:tcpdump-14:4.99.0-9.el9.ppc64le", "AppStream-9.4.0.GA:tcpdump-14:4.99.0-9.el9.s390x", "AppStream-9.4.0.GA:tcpdump-14:4.99.0-9.el9.src", "AppStream-9.4.0.GA:tcpdump-14:4.99.0-9.el9.x86_64", "AppStream-9.4.0.GA:tcpdump-debuginfo-14:4.99.0-9.el9.aarch64", "AppStream-9.4.0.GA:tcpdump-debuginfo-14:4.99.0-9.el9.ppc64le", "AppStream-9.4.0.GA:tcpdump-debuginfo-14:4.99.0-9.el9.s390x", "AppStream-9.4.0.GA:tcpdump-debuginfo-14:4.99.0-9.el9.x86_64", "AppStream-9.4.0.GA:tcpdump-debugsource-14:4.99.0-9.el9.aarch64", "AppStream-9.4.0.GA:tcpdump-debugsource-14:4.99.0-9.el9.ppc64le", "AppStream-9.4.0.GA:tcpdump-debugsource-14:4.99.0-9.el9.s390x", "AppStream-9.4.0.GA:tcpdump-debugsource-14:4.99.0-9.el9.x86_64" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2024:2211" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "AppStream-9.4.0.GA:tcpdump-14:4.99.0-9.el9.aarch64", "AppStream-9.4.0.GA:tcpdump-14:4.99.0-9.el9.ppc64le", "AppStream-9.4.0.GA:tcpdump-14:4.99.0-9.el9.s390x", "AppStream-9.4.0.GA:tcpdump-14:4.99.0-9.el9.src", "AppStream-9.4.0.GA:tcpdump-14:4.99.0-9.el9.x86_64", "AppStream-9.4.0.GA:tcpdump-debuginfo-14:4.99.0-9.el9.aarch64", "AppStream-9.4.0.GA:tcpdump-debuginfo-14:4.99.0-9.el9.ppc64le", "AppStream-9.4.0.GA:tcpdump-debuginfo-14:4.99.0-9.el9.s390x", "AppStream-9.4.0.GA:tcpdump-debuginfo-14:4.99.0-9.el9.x86_64", "AppStream-9.4.0.GA:tcpdump-debugsource-14:4.99.0-9.el9.aarch64", "AppStream-9.4.0.GA:tcpdump-debugsource-14:4.99.0-9.el9.ppc64le", "AppStream-9.4.0.GA:tcpdump-debugsource-14:4.99.0-9.el9.s390x", "AppStream-9.4.0.GA:tcpdump-debugsource-14:4.99.0-9.el9.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Moderate" } ], "title": "tcpslice: use-after-free in extract_slice()" } ] }
Loading...
Loading...
Sightings
Author | Source | Type | Date |
---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.