[CLSA-2026:1787305055] Fix CVE(s): CVE-2026-32775, CVE-2026-40385, CVE-2026-40386
Type:
security
Severity:
Important
Release date:
2026-08-21 09:37:47 UTC
Description:
* SECURITY UPDATE: out-of-bounds write in MakerNote value formatting - debian/patches/CVE-2026-32775.patch: reject maxlen == 0 before the maxlen-- underflow in mnote_canon_entry_get_value(), mnote_fuji_entry_get_value(), mnote_olympus_entry_get_value() and mnote_pentax_entry_get_value(). - CVE-2026-32775 * SECURITY UPDATE: integer overflow when reading Nikon MakerNotes - debian/patches/CVE-2026-40385.patch: bound the offset read from the MakerNote before adding it to datao in exif_mnote_data_olympus_load(), which could wrap on 32-bit size_t and lead to out-of-bounds reads. - CVE-2026-40385 * SECURITY UPDATE: unsigned integer underflow in MakerNote tag lookup - debian/patches/CVE-2026-40386.patch: use "i >= n->count" instead of "i > n->count - 1" in exif_mnote_data_fuji_get_value() and exif_mnote_data_olympus_get_value(), which underflowed when count was 0. - CVE-2026-40386
Updated packages:
  • libexif-dev_0.6.21-4ubuntu0.6+tuxcare.els1_amd64.deb
    sha:3e2b1cb04c86a3e4ae0d378aa69138b3d2011073
  • libexif-doc_0.6.21-4ubuntu0.6+tuxcare.els1_all.deb
    sha:3118f1bb25aeb66bc296f137e9ec1e56d73136fd
  • libexif12_0.6.21-4ubuntu0.6+tuxcare.els1_amd64.deb
    sha:3f48456f98d976fe715d027f22ee894078b0a000
Notes:
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