Red Hat Enterprise Linux 9.2 Extended Update Support update for ncurses



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-29491
CWE-ID CWE-119
Exploitation vector Local
Public exploit N/A
Vulnerable software
 ncurses (Red Hat package)
Operating systems & Components / Operating system package or component

Vendor Red Hat Inc.

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU75141

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-29491

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a local user to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing malformed data in a terminfo database file. A local user can trigger memory corruption and execute arbitrary code on the target system.


Mitigation

Install updates from vendor's website.

Vulnerable software versions

ncurses (Red Hat package): before 6.2-8.20210508.el9_2.1

CPE2.3 External links

https://access.redhat.com/errata/RHSA-2023:7361


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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