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CVE-2022-48303 Details

Description

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.5 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CNA: CISA-ADPCVSS-B:5.5 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CRY7VEL4AIG3GLIEVCTOXRZNSVYDYYUD/	CVE	Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X5VQYCO52Z7GAVCLRYUITN7KXHLRZQS4/	CVE	Mailing ListThird Party Advisory
https://savannah.gnu.org/bugs/?62387	CVE	ExploitVendor Advisory
https://savannah.gnu.org/patch/?10307	CVE	PatchVendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CRY7VEL4AIG3GLIEVCTOXRZNSVYDYYUD/	[email protected]	Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X5VQYCO52Z7GAVCLRYUITN7KXHLRZQS4/	[email protected]	Mailing ListThird Party Advisory
https://savannah.gnu.org/bugs/?62387	[email protected]	ExploitVendor Advisory
https://savannah.gnu.org/patch/?10307	[email protected]	PatchVendor Advisory

see all 8 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-125	Out-of-bounds Read	[email protected]
CWE-125	Out-of-bounds Read	CISA-ADP

Affected Products

Product	Versions
gnu tar	<= 1.34
CPE cpe:2.3:a:gnu:tar:::::::: Remediation No remediation found in references.
fedoraproject fedora	37 38
CPE cpe:2.3:o:fedoraproject:fedora:37:::::::* cpe:2.3:o:fedoraproject:fedora:38:::::::* Remediation No remediation found in references.

Change History

10 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	CISA-ADP
Jun 17, 2026	CVE Modified	[email protected]
Mar 27, 2025	CVE Modified	CISA-ADP
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
May 30, 2023	Modified Analysis	[email protected]
Mar 27, 2023	CVE Modified	[email protected]
Mar 26, 2023	CVE Modified	[email protected]
Mar 23, 2023	CVE Modified	[email protected]
Feb 7, 2023	Initial Analysis	[email protected]