Linux · 
Red Hat · Security advisory · March 26, 2026
Red Hat · Security advisory · March 26, 2026RHSA-2026:20551: libpng security update
RHSA-2026:20551, released March 26, 2026, fixes 1 CVE in libpng (version 1.6.40-8.el10_0.4). None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
1
None rated Critical
Exploited
0
None reported
Highest CVSS
8.8
Base score, 0 to 10
Highest EPSS
0.0107
65th percentile
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| libpng | RHEL 10 | 1.6.40-8.el10_0.4 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-33416 | LIBPNG has use-after-free via pointer aliasing in `png_set_tRNS` and `png_set_PLTE` | 8.8 | 0.0107 | None reported |
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