Linux · 
Debian · Security advisory · November 25, 2025
Debian · Security advisory · November 25, 2025DEBIAN-CVE-2025-64720: libpng1.6 security update
DEBIAN-CVE-2025-64720, released November 25, 2025, fixes 1 CVE in libpng1.6. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
1
None rated Critical
Exploited
0
None reported
Highest CVSS
7.5
Base score, 0 to 10
Highest EPSS
0.0045
39th percentile
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| libpng1.6 | Debian 12.15 (bookworm) | 1.6.39-2+deb12u1 |
| libpng1.6 | Debian 13.5 (trixie) | 1.6.48-1+deb13u1 |
| libpng1.6 | Debian 14 | 1.6.51-1 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2025-64720 | LIBPNG is vulnerable to a buffer overflow in `png_image_read_composite` via incorrect palette premultiplication | 7.5 | 0.0045 | None reported |
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