CLSA-2026-1778024757 exim: Fix of CVE-2026-40687

CVE-2026-40687: fix uninitialized buffer and out-of-bounds writes in SPA authenticator...

CLSA-2026-1778024392 exim: Fix of CVE-2026-40687

CVE-2026-40687: fix uninitialized buffer and out-of-bounds writes in SPA authenticator...

exim: Fix of CVE-2026-40687

CVE-2026-40687: fix uninitialized buffer and out-of-bounds writes in SPA authenticator...

DEBIAN-CVE-2026-40687

In Exim before 4.99.2, when the SPA authentication driver is used with an adversarial SPA resource, there can be an out-of-bounds write that crashes the connection instance, or erroneous data processing that divulges data from uninitialized heap memory...

CVE-2026-40687

creationtimestamp| type| source ---|---|--- 2026-04-30 13:50:08+00:00| seen| https://bsky.app/profile/o2cloud.bsky.social/post/3mkpqz242uz27 2026-05-02 04:40:22+00:00| seen| https://vulnerability.circl.lu/bundle/1f150b5f-d6d1-40b6-94cc-7bd855a097ec 2026-05-25 20:02:13+00:00| seen|...