Fedora 38 update for firecracker, rust-aes-gcm



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-42811
CWE-ID CWE-347
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Fedora
Operating systems & Components / Operating system

rust-aes-gcm
Operating systems & Components / Operating system package or component

firecracker
Operating systems & Components / Operating system package or component

Vendor Fedoraproject

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Improper Verification of Cryptographic Signature

EUVDB-ID: #VU81449

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-42811

CWE-ID: CWE-347 - Improper Verification of Cryptographic Signature

Exploit availability: No

Description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to an error in AES GCM implementation of decrypt_in_place_detached. The decrypted ciphertext (i.e. the correct plaintext) is exposed even if tag verification fails. A local user can gain access to sensitive information.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 38

rust-aes-gcm: before 0.10.3-1.fc38

firecracker: before 1.4.1-3.fc38

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-2023-98f44d1c4c


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.



###SIDEBAR###