Amazon Linux 2 Security Advisory: ALAS-2018-1122
Advisory Release Date: 2018-12-06 20:28 Pacific
Advisory Updated Date: 2018-12-08 01:50 Pacific
Severity:
Medium
Issue Overview:
An issue was discovered in rsn_supp/wpa.c in wpa_supplicant 2.0 through 2.6. Under certain conditions, the integrity of EAPOL-Key messages is not checked, leading to a decryption oracle. An attacker within range of the Access Point and client can abuse the vulnerability to recover sensitive information.(CVE-2018-14526)
Affected Packages:
wpa_supplicant
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update wpa_supplicant to update your system.
New Packages:
aarch64:
wpa_supplicant-2.6-12.amzn2.aarch64
wpa_supplicant-debuginfo-2.6-12.amzn2.aarch64
i686:
wpa_supplicant-2.6-12.amzn2.i686
wpa_supplicant-debuginfo-2.6-12.amzn2.i686
src:
wpa_supplicant-2.6-12.amzn2.src
x86_64:
wpa_supplicant-2.6-12.amzn2.x86_64
wpa_supplicant-debuginfo-2.6-12.amzn2.x86_64