Description
Buffer Overflow vulnerability in libpng 1.6.43-1.6.46 allows a local attacker to cause a denial of service via png_create_read_struct() function.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | libpng1.6 | 1.6.47-1 | — |
| Debian 13 | libpng1.6 | 1.6.47-1 | — |
| Debian 12 | libpng1.6 | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | libpng1.6 | 1.6.43-5ubuntu0.4 | USN-7993-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Hardened Images 1 | libpng +3 | 1.6.56-1.hum1 | RHSA-2026:80330, RHSA-2026:7503, RHSA-2026:6732 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP7 | libpng16 | 1.6.40-150600.3.9.1 | SUSE-SU-2026:0364-1 |
| SLES 15 SP5 | libpng16 | 1.6.34-150000.3.19.1 | SUSE-SU-2026:0596-1 |
| SLES 15 SP4 | libpng16 | 1.6.34-150000.3.19.1 | SUSE-SU-2026:0596-1 |
Show 11 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 15 SP5 | libpng16 | 1.6.34-150000.3.19.1 | SUSE-SU-2026:0596-1 |
| SLES for SAP 15 SP4 | libpng16 | 1.6.34-150000.3.19.1 | SUSE-SU-2026:0596-1 |
| SLE Micro 6.2 | libpng16 | 1.6.44-160000.5.1 | SUSE-SU-2026:20750-1 |
| SLE Micro 6.1 | libpng16 | 1.6.43-slfo.1.1_3.1 | SUSE-SU-2026:20530-1 |
| SLE Micro 6.0 | libpng16 | 1.6.43-3.1 | SUSE-SU-2026:20523-1 |
| SLE Micro 5.5 | libpng16 | 1.6.34-150000.3.19.1 | SUSE-SU-2026:0596-1 |
| SLE Micro 5.4 | libpng16 | 1.6.34-150000.3.19.1 | SUSE-SU-2026:0596-1 |
| SLE Micro 5.3 | libpng16 | 1.6.34-150000.3.19.1 | SUSE-SU-2026:0596-1 |
| SLE Micro 5.2 | libpng16 | 1.6.34-150000.3.19.1 | SUSE-SU-2026:0596-1 |
| SLE HPC 15 SP5 | libpng16 | 1.6.34-150000.3.19.1 | SUSE-SU-2026:0596-1 |
| SLE HPC 15 SP4 | libpng16 | 1.6.34-150000.3.19.1 | SUSE-SU-2026:0596-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 16.0 | libpng16 | 1.6.44-160000.5.1 | openSUSE-SU-2026:20378-1 |
| openSUSE Leap 15.6 | libpng16 | 1.6.40-150600.3.9.1 | SUSE-SU-2026:0364-1 |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2023 | libpng +3 | 2:1.6.37-10.amzn2023.0.10 | ALAS2023-2026-1440 |
Advisories 13
- RHSA-2026:7503 Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update Red Hat Security Advisories (RHSA) · Oct 16, 2026
- RHSA-2026:80330 Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update Red Hat Security Advisories (RHSA) · Oct 16, 2026
- RHSA-2026:6732 Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update Red Hat Security Advisories (RHSA) · Oct 16, 2026
- WID-SEC-2026-0237 libpng: Mehrere Schwachstellen ermöglichen Denial of Service BSI CERT-Bund (WID) · Sep 15, 2026
- WID-SEC-2026-0778 Dell Secure Connect Gateway Policy Manager: Mehrere Schwachstellen BSI CERT-Bund (WID) · May 11, 2026
- USN-7993-1 libpng1.6 vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- openSUSE-SU-2026:20378-1 Security update for libpng16 SUSE / openSUSE Security Updates · Mar 26, 2026
- SUSE-SU-2026:20750-1 Security update for libpng16 SUSE / openSUSE Security Updates · Mar 25, 2026
- SUSE-SU-2026:20530-1 Security update for libpng16 SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2026:20523-1 Security update for libpng16 SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2026:0364-1 Security update for libpng16 SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2026:0596-1 Security update for libpng16 SUSE / openSUSE Security Updates · Feb 24, 2026
- ALAS2023-2026-1440 Moderate: libpng security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Feb 18, 2026