CVE-2026-74486

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: use exefiledenywriteaccess for the interpreter clone For MISCFMTOPENFILE entries loadmiscbinary clones the registered interpreter file and denies write access to the clone via plain denywriteaccess. The clone is...

CVE-2026-74484

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: don't let an 'F' entry pin its own instance An entry registered with 'F' opens its interpreter at registration time and holds that file until the entry is freed. Any entry nobody removes by hand only gets closed once...

UBUNTU-CVE-2026-74483

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: don't leak the user namespace when the mount fails bmgettree takes a reference to the user namespace and hands it to gettreekeyed as the sget key. sgetfc moves that reference into sb-sfsinfo and clears fc-sfsinfo, so...

UBUNTU-CVE-2026-74487

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: restore write access when removing an entry Registering an entry with the MISCFMTOPENFILE flag opens the interpreter via openexec which denies write access to it for as long as the entry exists. Removing the entry...

CVE-2026-74487

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: restore write access when removing an entry Registering an entry with the MISCFMTOPENFILE flag opens the interpreter via openexec which denies write access to it for as long as the entry exists. Removing the entry...

CVE-2026-74485

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: reject a flag character as the field delimiter The registration string starts with a user chosen delimiter that separates the individual fields. So that the field parsers terminate even on a truncated string createent...

CVE-2026-74483

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: don't leak the user namespace when the mount fails bmgettree takes a reference to the user namespace and hands it to gettreekeyed as the sget key. sgetfc moves that reference into sb-sfsinfo and clears fc-sfsinfo, so...

UBUNTU-CVE-2026-74485

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: reject a flag character as the field delimiter The registration string starts with a user chosen delimiter that separates the individual fields. So that the field parsers terminate even on a truncated string createent...

UBUNTU-CVE-2026-74484

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: don't let an 'F' entry pin its own instance An entry registered with 'F' opens its interpreter at registration time and holds that file until the entry is freed. Any entry nobody removes by hand only gets closed once...

UBUNTU-CVE-2026-74486

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: use exefiledenywriteaccess for the interpreter clone For MISCFMTOPENFILE entries loadmiscbinary clones the registered interpreter file and denies write access to the clone via plain denywriteaccess. The clone is...

CVE-2026-74484

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: don't let an 'F' entry pin its own instance An entry registered with 'F' opens its interpreter at registration time and holds that file until the entry is freed. Any entry nobody removes by hand only gets closed once...

CVE-2026-74486

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: use exefiledenywriteaccess for the interpreter clone For MISCFMTOPENFILE entries loadmiscbinary clones the registered interpreter file and denies write access to the clone via plain denywriteaccess. The clone is...

CVE-2026-74487 binfmt_misc: restore write access when removing an entry

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: restore write access when removing an entry Registering an entry with the MISCFMTOPENFILE flag opens the interpreter via openexec which denies write access to it for as long as the entry exists. Removing the entry...

CVE-2026-74487

CVE-2026-74487 – Linux kernel (binfmt_misc) write-denial leak fixed . The issue affected the binfmt_misc handler in the Linux kernel: registering an entry with the MISC_FMT_OPEN_FILE flag opens the interpreter via open_exec(), which denies write access for the lifetime of the entry. When the entr...

EUVD-2026-59680

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: restore write access when removing an entry Registering an entry with the MISCFMTOPENFILE flag opens the interpreter via openexec which denies write access to it for as long as the entry exists. Removing the entry...

CVE-2026-74487

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: restore write access when removing an entry Registering an entry with the MISCFMTOPENFILE flag opens the interpreter via openexec which denies write access to it for as long as the entry exists. Removing the entry...

CVE-2026-74487

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: restore write access when removing an entry Registering an entry with the MISCFMTOPENFILE flag opens the interpreter via openexec which denies write access to it for as long as the entry exists. Removing the entry...

CVE-2026-74487 binfmt_misc: restore write access when removing an entry

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: restore write access when removing an entry Registering an entry with the MISCFMTOPENFILE flag opens the interpreter via openexec which denies write access to it for as long as the entry exists. Removing the entry...

CVE-2026-74486

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: use exefiledenywriteaccess for the interpreter clone For MISCFMTOPENFILE entries loadmiscbinary clones the registered interpreter file and denies write access to the clone via plain denywriteaccess. The clone is...

CVE-2026-74486 binfmt_misc: use exe_file_deny_write_access() for the interpreter clone

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: use exefiledenywriteaccess for the interpreter clone For MISCFMTOPENFILE entries loadmiscbinary clones the registered interpreter file and denies write access to the clone via plain denywriteaccess. The clone is...