Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update
Affects Red HatSource GCVE Database
Not known to be exploited · CVSS 5.1 Medium : upgrade Red Hat libpng to 1.6.57 when convenient.
Data as of 26 Oct 2026, 14:05 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 9% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 1.6.57
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:NExploitation evidence
Disclosed: evidence found.
CVE published 9 Apr 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Upgrade libpng and pnggroup/libpng to 1.6.57.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| pnggrouplibpng | Affected
| Fixed in
|
GitHubpnggroup/libpngpkg:github/pnggroup/libpngOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
Description
This update includes the following RPMs: libpng: * libpng-1.6.57-0.1.hum1 (aarch64, x86_64) * libpng-devel-1.6.57-0.1.hum1 (aarch64, x86_64) * libpng-static-1.6.57-0.1.hum1 (aarch64, x86_64) * libpng-tools-1.6.57-0.1.hum1 (aarch64, x86_64) * libpng-1.6.57-0.1.hum1.src (src) Security Fix(es): libpng: * CVE-2026-34757
References
- access.redhat.com/errata/RHSA-2026:13719 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-34757 (opens in a new tab)
- access.redhat.com/security/updates/classification/ (opens in a new tab)
- images.redhat.com (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_13719.json (opens in a new tab)