Rocky Linux 8 users must install four new security patches for OpenEXR, giflib, Thunderbird, and FreeRDP. Each update resolves specific vulnerabilities that are tracked through standard CVE identifiers. The errata pages provide detailed CVSS base scores so administrators can quickly gauge the severity of every issue.

RLSA-2026:8863: Important: OpenEXR security update
RLSA-2026:8861: Important: giflib security update
RLSA-2026:9345: Important: thunderbird security update
RLSA-2026:8945: Important: freerdp security update

RLSA-2026:8863: Important: OpenEXR security update

An update is available for OpenEXR.
This update affects Rocky Linux 8.
A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list

RLSA-2026:8863: Important: OpenEXR security update

RLSA-2026:8861: Important: giflib security update

An update is available for giflib.
This update affects Rocky Linux 8.
A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list

RLSA-2026:8861: Important: giflib security update

RLSA-2026:9345: Important: thunderbird security update

An update is available for thunderbird.
This update affects Rocky Linux 8.
A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list

RLSA-2026:9345: Important: thunderbird security update

RLSA-2026:8945: Important: freerdp security update

An update is available for freerdp.
This update affects Rocky Linux 8.
A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list

RLSA-2026:8945: Important: freerdp security update