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RHSA-2023:0842: Red Hat Security Advisory: tar security update

An update for tar 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.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.

Related CVEs:

  • CVE-2022-48303: A flaw was found in the Tar package. When attempting to read files with old V7 tar format with a specially crafted checksum, an invalid memory read may occur that leads to a conditional jump or move operation on uninitialized memory values.
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Issued:

2023-02-21

Updated:

2023-02-21

RHSA-2023:0842 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Moderate: tar security update

Type/Severity

Security Advisory: Moderate

Red Hat Insights patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

An update for tar 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.

Description

The GNU tar program can save multiple files in an archive and restore files from an archive.

Security Fix(es):

  • tar: heap buffer overflow at from_header() in list.c via specially crafted checksum (CVE-2022-48303)

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.

Affected Products

  • Red Hat Enterprise Linux for x86_64 8 x86_64
  • Red Hat Enterprise Linux for IBM z Systems 8 s390x
  • Red Hat Enterprise Linux for Power, little endian 8 ppc64le
  • Red Hat Enterprise Linux for ARM 64 8 aarch64

Fixes

  • BZ - 2149722 - CVE-2022-48303 tar: heap buffer overflow at from_header() in list.c via specially crafted checksum

Red Hat Enterprise Linux for x86_64 8

SRPM

tar-1.30-6.el8_7.1.src.rpm

SHA-256: 385a3994516b0c39021f8a7b057649a405e953dfc86fe66d245fcb5359fef715

x86_64

tar-1.30-6.el8_7.1.x86_64.rpm

SHA-256: 85ca811a16324ebe18e90e51f691cfebbf4749e8ae40a368cf0aa9a4a0cd8434

tar-debuginfo-1.30-6.el8_7.1.x86_64.rpm

SHA-256: 0064e6cd8af5b3d80220df6b02d79b0df2e6b86b4b00240db9e367e7cc4bd542

tar-debugsource-1.30-6.el8_7.1.x86_64.rpm

SHA-256: 0a03da56e7678de567685ecd30e7159758e56ce5dd164d6f21a42dec43a1a988

Red Hat Enterprise Linux for IBM z Systems 8

SRPM

tar-1.30-6.el8_7.1.src.rpm

SHA-256: 385a3994516b0c39021f8a7b057649a405e953dfc86fe66d245fcb5359fef715

s390x

tar-1.30-6.el8_7.1.s390x.rpm

SHA-256: faac4de2eadc5fb4d56986a44764af9e93343487d6dea11f3024fa041c308530

tar-debuginfo-1.30-6.el8_7.1.s390x.rpm

SHA-256: ee5a846c4c70a0a5e1b7f7de40609c6555e4250ba02f0b07275345481c8e86bd

tar-debugsource-1.30-6.el8_7.1.s390x.rpm

SHA-256: 3e389aec60dcba0a676b108ccdfc4d84f6d440907e37ff8fd8373432f2d27351

Red Hat Enterprise Linux for Power, little endian 8

SRPM

tar-1.30-6.el8_7.1.src.rpm

SHA-256: 385a3994516b0c39021f8a7b057649a405e953dfc86fe66d245fcb5359fef715

ppc64le

tar-1.30-6.el8_7.1.ppc64le.rpm

SHA-256: 226aeedb7b51f794bfccdd1418df1835d1fe268941033fb84a0d1841ee25e06a

tar-debuginfo-1.30-6.el8_7.1.ppc64le.rpm

SHA-256: e2ea309b55229d7b0e3adc361971b5c6563a37ccce55b22778e9d9e877c5f19e

tar-debugsource-1.30-6.el8_7.1.ppc64le.rpm

SHA-256: 60b8ac7e994530f52321fc546e4ff22de43c9fcc97232cca3b73b7276add0d87

Red Hat Enterprise Linux for ARM 64 8

SRPM

tar-1.30-6.el8_7.1.src.rpm

SHA-256: 385a3994516b0c39021f8a7b057649a405e953dfc86fe66d245fcb5359fef715

aarch64

tar-1.30-6.el8_7.1.aarch64.rpm

SHA-256: aa959f0f3b39967e9b46428fb004d41142319b9f28a922876920803cefc98f51

tar-debuginfo-1.30-6.el8_7.1.aarch64.rpm

SHA-256: 96571ea7901b1d756892d5f0b19d5e473970d5e92704a1218f9fa62e5c176df9

tar-debugsource-1.30-6.el8_7.1.aarch64.rpm

SHA-256: f5589f990cb9c832fef7add0fddef40cec3dde35502abdf2fd338afd295e0bf6

The Red Hat security contact is [email protected]. More contact details at https://access.redhat.com/security/team/contact/.

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CVE-2022-48303

GNU Tar through 1.34 has a one-byte out-of-bounds read that results in use of uninitialized memory for a conditional jump. Exploitation to change the flow of control has not been demonstrated. The issue occurs in from_header in list.c via a V7 archive in which mtime has approximately 11 whitespace characters.