openEuler 24.03 LTS update for openssl



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-4741
CWE-ID CWE-416
Exploitation vector Network
Public exploit N/A
Vulnerable software
openEuler
Operating systems & Components / Operating system

openssl-help
Operating systems & Components / Operating system package or component

openssl-debugsource
Operating systems & Components / Operating system package or component

openssl-debuginfo
Operating systems & Components / Operating system package or component

openssl-perl
Operating systems & Components / Operating system package or component

openssl-libs
Operating systems & Components / Operating system package or component

openssl-devel
Operating systems & Components / Operating system package or component

openssl
Operating systems & Components / Operating system package or component

Vendor openEuler

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Use-after-free

EUVDB-ID: #VU89861

Risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-4741

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a use-after-free error within the SSL_free_buffers() function. A remote attacker can trigger a use-after-free error and perform a denial of service (DoS) attack.

Note, the vulnerability affects only applications that call the vulnerable function.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 24.03 LTS

openssl-help: before 3.0.12-6

openssl-debugsource: before 3.0.12-6

openssl-debuginfo: before 3.0.12-6

openssl-perl: before 3.0.12-6

openssl-libs: before 3.0.12-6

openssl-devel: before 3.0.12-6

openssl: before 3.0.12-6

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1721


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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



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