Keycloak vulnerable to session takeovers due to reuse of session identifiers

A flaw was found in Keycloak. In Keycloak where a user can accidentally get access to another user's session if both use the same device and browser. This happens because Keycloak sometimes reuses session identifiers and doesn’t clean up properly during logout when browser cookies are missing. As...

GHSA-RG35-5V25-MQVP Keycloak vulnerable to session takeovers due to reuse of session identifiers

A flaw was found in Keycloak. In Keycloak where a user can accidentally get access to another user's session if both use the same device and browser. This happens because Keycloak sometimes reuses session identifiers and doesn’t clean up properly during logout when browser cookies are missing. As...

EUVD-2025-36502

A flaw was found in Keycloak. In Keycloak where a user can accidentally get access to another user's session if both use the same device and browser. This happens because Keycloak sometimes reuses session identifiers and doesn’t clean up properly during logout when browser cookies are missing. As...

CVE-2025-12390

A flaw was found in Keycloak. In Keycloak where a user can accidentally get access to another user's session if both use the same device and browser. This happens because Keycloak sometimes reuses session identifiers and doesn’t clean up properly during logout when browser cookies are missing. As...

CVE-2025-12390

CVE-2025-12390 affects Keycloak; it describes an offline session takeover where a user could receive another user’s tokens due to reusing session identifiers and incomplete logout cleanup when cookies are missing. Connected sources confirm this vulnerability in Keycloak and reference Red Hat advi...

CVE-2025-12390 Org.keycloak.protocol.oidc.endpoints.logoutendpoint: offline session takeover due to reused authentication session id

A flaw was found in Keycloak. In Keycloak where a user can accidentally get access to another user's session if both use the same device and browser. This happens because Keycloak sometimes reuses session identifiers and doesn’t clean up properly during logout when browser cookies are missing. As...

CVE-2025-12390 Org.keycloak.protocol.oidc.endpoints.logoutendpoint: offline session takeover due to reused authentication session id

A flaw was found in Keycloak. In Keycloak where a user can accidentally get access to another user's session if both use the same device and browser. This happens because Keycloak sometimes reuses session identifiers and doesn’t clean up properly during logout when browser cookies are missing. As...

CVE-2025-12390 Org.keycloak.protocol.oidc.endpoints.logoutendpoint: offline session takeover due to reused authentication session id

A flaw was found in Keycloak. In Keycloak where a user can accidentally get access to another user's session if both use the same device and browser. This happens because Keycloak sometimes reuses session identifiers and doesn’t clean up properly during logout when browser cookies are missing. As...

CVE-2025-12390

A flaw was found in Keycloak. In Keycloak where a user can accidentally get access to another user's session if both use the same device and browser. This happens because Keycloak sometimes reuses session identifiers and doesn’t clean up properly during logout when browser cookies are missing. As...

CVE-2025-40037

In the Linux kernel, the following vulnerability has been resolved: fbdev: simplefb: Fix use after free in simplefbdetachgenpds The pmdomain cleanup can not be devres managed as it uses struct simplefbpar which is allocated within struct fbinfo by framebufferalloc. This allocation is explicitly...

CVE-2025-40036

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: fix possible map leak in fastrpcputargs copytouser failure would cause an early return without cleaning up the fdlist, which has been updated by the DSP. This could lead to map leak. Fix this by redirecting to a...

UBUNTU-CVE-2025-40032

In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: pci-epf-test: Add NULL check for DMA channels before release The fields dmachantx and dmachanrx of the struct pciepftest can be NULL even after EPF initialization. Then it is prudent to check that they have non-NUL...

UBUNTU-CVE-2025-40036

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: fix possible map leak in fastrpcputargs copytouser failure would cause an early return without cleaning up the fdlist, which has been updated by the DSP. This could lead to map leak. Fix this by redirecting to a...

CVE-2025-40037 fbdev: simplefb: Fix use after free in simplefb_detach_genpds()

In the Linux kernel, the following vulnerability has been resolved: fbdev: simplefb: Fix use after free in simplefbdetachgenpds The pmdomain cleanup can not be devres managed as it uses struct simplefbpar which is allocated within struct fbinfo by framebufferalloc. This allocation is explicitly...

EUVD-2025-36491

In the Linux kernel, the following vulnerability has been resolved: fbdev: simplefb: Fix use after free in simplefbdetachgenpds The pmdomain cleanup can not be devres managed as it uses struct simplefbpar which is allocated within struct fbinfo by framebufferalloc. This allocation is explicitly...

CVE-2025-40037 fbdev: simplefb: Fix use after free in simplefb_detach_genpds()

In the Linux kernel, the following vulnerability has been resolved: fbdev: simplefb: Fix use after free in simplefbdetachgenpds The pmdomain cleanup can not be devres managed as it uses struct simplefbpar which is allocated within struct fbinfo by framebufferalloc. This allocation is explicitly...

CVE-2025-40036 misc: fastrpc: fix possible map leak in fastrpc_put_args

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: fix possible map leak in fastrpcputargs copytouser failure would cause an early return without cleaning up the fdlist, which has been updated by the DSP. This could lead to map leak. Fix this by redirecting to a...

EUVD-2025-36492

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: fix possible map leak in fastrpcputargs copytouser failure would cause an early return without cleaning up the fdlist, which has been updated by the DSP. This could lead to map leak. Fix this by redirecting to a...

CVE-2025-40036

CVE-2025-40036 in the Linux kernel is resolved by fixing a map-leak in the fastrpc path. The vulnerability occurred when copy_to_user() could fail and cause an early return, leaving the fdlist updated by the DSP uncleared, potentially leaking maps. The fix redirects on failure to a cleanup path t...

CVE-2025-40036 misc: fastrpc: fix possible map leak in fastrpc_put_args

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: fix possible map leak in fastrpcputargs copytouser failure would cause an early return without cleaning up the fdlist, which has been updated by the DSP. This could lead to map leak. Fix this by redirecting to a...