SB2026110140 - SUSE update for libheif
Published: November 1, 2026
Security Bulletin ID
SB2026110140
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Partial DoS
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2026-84449)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: 6.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to an out-of-bounds read in Op_RGB24_32_to_YCbCr::convert_colorspace when encoding an image and converting RGB data to YCbCr. A remote attacker can supply a crafted image with extreme dimensions to trigger a crash and cause a denial of service.
The issue results in a read memory access error and segmentation fault during image encoding.
Remediation
Install update from vendor's website.