Red Hat Security Advisory: libtar security update
An update for libtar is now available for Red Hat Enterprise Linux 8. 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.
describes (4)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2021-33646US | high7.5 | — | ||
The th_read() function doesn’t free a variable t->th_buf.gnu_longname after allocating memory, which may cause a memory leak. | ||||
| CVE-2021-33645US | high7.5 | — | ||
The th_read() function doesn’t free a variable t->th_buf.gnu_longlink after allocating memory, which may cause a memory leak. | ||||
| CVE-2021-33644US | high8.1 | — | ||
An attacker who submits a crafted tar file with size in header struct being 0 may be able to trigger an calling of malloc(0) for a variable gnu_longname, causing an out-of-bounds r… | ||||
| CVE-2021-33643US | critical9.1 | — | ||
An attacker who submits a crafted tar file with size in header struct being 0 may be able to trigger an calling of malloc(0) for a variable gnu_longlink, causing an out-of-bounds r… | ||||
references
External citations — patches, advisories, analysis.
- https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.8_release_notes/indexexternal
- https://access.redhat.com/errata/RHSA-2023:2898self
- https://access.redhat.com/security/updates/classification/#moderateexternal
- 2121289external
- 2121292external
- 2121295external
- 2121297external
- Canonical URLself
remediations (64)
- Fixedlibtar-0:1.2.20-17.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.src as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.src as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.src as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.src as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-0:1.2.20-17.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debuginfo-0:1.2.20-17.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debuginfo-0:1.2.20-17.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debuginfo-0:1.2.20-17.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debuginfo-0:1.2.20-17.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debuginfo-0:1.2.20-17.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debuginfo-0:1.2.20-17.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debuginfo-0:1.2.20-17.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debuginfo-0:1.2.20-17.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debuginfo-0:1.2.20-17.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debuginfo-0:1.2.20-17.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debuginfo-0:1.2.20-17.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debuginfo-0:1.2.20-17.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debuginfo-0:1.2.20-17.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debuginfo-0:1.2.20-17.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debuginfo-0:1.2.20-17.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debuginfo-0:1.2.20-17.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debuginfo-0:1.2.20-17.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debuginfo-0:1.2.20-17.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debuginfo-0:1.2.20-17.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debuginfo-0:1.2.20-17.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debugsource-0:1.2.20-17.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debugsource-0:1.2.20-17.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debugsource-0:1.2.20-17.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debugsource-0:1.2.20-17.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debugsource-0:1.2.20-17.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debugsource-0:1.2.20-17.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debugsource-0:1.2.20-17.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debugsource-0:1.2.20-17.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debugsource-0:1.2.20-17.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debugsource-0:1.2.20-17.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debugsource-0:1.2.20-17.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debugsource-0:1.2.20-17.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debugsource-0:1.2.20-17.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debugsource-0:1.2.20-17.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debugsource-0:1.2.20-17.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debugsource-0:1.2.20-17.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debugsource-0:1.2.20-17.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debugsource-0:1.2.20-17.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debugsource-0:1.2.20-17.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898 - Fixedlibtar-debugsource-0:1.2.20-17.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2023:2898
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