Bug 2040392 (CVE-2021-41043)
Summary: | CVE-2021-41043 tcpslice: use-after-free in extract_slice() | ||
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Product: | [Other] Security Response | Reporter: | Michael Kaplan <mkaplan> |
Component: | vulnerability | Assignee: | Nobody <nobody> |
Status: | NEW --- | QA Contact: | |
Severity: | medium | Docs Contact: | |
Priority: | medium | ||
Version: | unspecified | CC: | gsuckevi, luhliari, mruprich, msehnout, msekleta, sbroz, thozza |
Target Milestone: | --- | Keywords: | Security |
Target Release: | --- | ||
Hardware: | All | ||
OS: | Linux | ||
Whiteboard: | |||
Fixed In Version: | tcpslice 1.5 | Doc Type: | If docs needed, set a value |
Doc Text: |
A heap use-after-free flaw was found in tcpslices' extract_slice(). This flaw allows an attacker with local network access to pass a specially crafted 'pcap' file to tcpslice, causing segmentation fault. This vulnerability halts or crashes the application, leading to a denial of service.
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Story Points: | --- |
Clone Of: | Environment: | ||
Last Closed: | Type: | --- | |
Regression: | --- | Mount Type: | --- |
Documentation: | --- | CRM: | |
Verified Versions: | Category: | --- | |
oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
Cloudforms Team: | --- | Target Upstream Version: | |
Embargoed: | |||
Bug Depends On: | 2040393, 2040395, 2041906 | ||
Bug Blocks: | 2040396 |
Description
Michael Kaplan
2022-01-13 16:03:46 UTC
Created tcpdump tracking bugs for this issue: Affects: fedora-all [bug 2040393] This issue has been addressed in the following products: Red Hat Enterprise Linux 8.6 Extended Update Support Via RHSA-2024:0410 https://access.redhat.com/errata/RHSA-2024:0410 This issue has been addressed in the following products: Red Hat Enterprise Linux 8.8 Extended Update Support Via RHSA-2024:0571 https://access.redhat.com/errata/RHSA-2024:0571 This issue has been addressed in the following products: Red Hat Enterprise Linux 8 Via RHSA-2024:0769 https://access.redhat.com/errata/RHSA-2024:0769 This issue has been addressed in the following products: Red Hat Enterprise Linux 9.2 Extended Update Support Via RHSA-2024:1090 https://access.redhat.com/errata/RHSA-2024:1090 |