There's a flaw in OpenEXR's deep tile sample size calculations in versions before 2.5.4. An attacker who is able to submit a crafted file to be processed by OpenEXR could trigger an integer overflow, subsequently leading to an out-of-bounds read.
There's a flaw in OpenEXR's deep tile sample size calculations in versions before 2.5.4. An attacker who is able to submit a crafted file to be processed by OpenEXR could trigger an integer overflow, subsequently leading to an out-of-bounds read.
https://bugzilla.redhat.com/show_bug.cgi?id=1939159 https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26956 https://github.com/AcademySoftwareFoundation/openexr/pull/861 https://github.com/AcademySoftwareFoundation/openexr/commit/467be80b75642efbbe6bdace558079f68c16acb1 https://github.com/AcademySoftwareFoundation/openexr/commit/0c2b46f630a3b5f2f561c2849d047ee39f899179