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SUSE-SU-2026:1500-1 Not scored

Security update for libpng15

This update for libpng15 fixes the following issues: - CVE-2026-34757: use-after-free in `png_set_PLTE`, `png_set_tRNS` and `png_set_hIST` can lead to information disclosure and data corruption (bsc#1261957). - CVE-2026-33416: use-after-free via pointer aliasing in `png_set_tRNS` and `png_set_PLTE` can lead to arbitrary code execution (bsc#1260754).

Exploit probability Not scored
Published April 20, 2026
Required by Not available
Last source change April 22, 2026

02 / AFFECTED SOFTWARE

Affected packages

SUSE:Linux Enterprise Server 12 SP5-LTSS libpng15
SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5 libpng15

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities SUSE-SU-2026:1500-1

This update for libpng15 fixes the following issues: - CVE-2026-34757: use-after-free in `png_set_PLTE`, `png_set_tRNS` and `png_set_hIST` can lead to information disclosure and data corruption (bsc#1261957). - CVE-2026-33416: use-after-free via pointer aliasing in `png_set_tRNS` and `png_set_PLTE` can lead to arbitrary code execution (bsc#1260754).

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05 / REFERENCES

Further evidence