CVE-2018-19535

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2018-11-26 · updated 2026-06-17
Weakness: CWE-125

Description

In Exiv2 0.26 and previous versions, PngChunk::readRawProfile in pngchunk_int.cpp may cause a denial of service (application crash due to a heap-based buffer over-read) via a crafted PNG file.

Affected products

Canonical Ubuntu Linux: 16.04, 18.04, 18.10, 19.04
Debian Linux: 8.0, 10.0
exiv2: through 0.26
RedHat Enterprise Linux Desktop: 7.0
RedHat Enterprise Linux Server: 7.0
RedHat Enterprise Linux Workstation: 7.0

References

https://access.redhat.com/errata/RHSA-2019:2101
https://github.com/Exiv2/exiv2/issues/428
https://github.com/Exiv2/exiv2/pull/430
https://lists.debian.org/debian-lts-announce/2019/02/msg00038.html
https://lists.debian.org/debian-lts-announce/2023/01/msg00004.html
https://usn.ubuntu.com/4056-1/
https://access.redhat.com/errata/RHSA-2019:2101
https://github.com/Exiv2/exiv2/issues/428
https://github.com/Exiv2/exiv2/pull/430
https://lists.debian.org/debian-lts-announce/2019/02/msg00038.html
https://lists.debian.org/debian-lts-announce/2023/01/msg00004.html
https://usn.ubuntu.com/4056-1/

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