DEBIAN-CVE-2026-98127

In the Linux kernel, the following vulnerability has been resolved: smb/client: validate new EOF for insert range smb3insertrange does not check if the new file size isize + len is valid. This allows FALLOCFLINSERTRANGE to bypass RLIMITFSIZE, exceed smaxbytes, or produce a size outside the lofft...

AZL-104253 CVE-2026-98127 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: smb/client: validate new EOF for insert range smb3insertrange does not check if the new file size isize + len is valid. This allows FALLOCFLINSERTRANGE to bypass RLIMITFSIZE, exceed smaxbytes, or produce a size outside the lofft...

CVE-2026-98127

In the Linux kernel, the following vulnerability has been resolved: smb/client: validate new EOF for insert range smb3insertrange does not check if the new file size isize + len is valid. This allows FALLOCFLINSERTRANGE to bypass RLIMITFSIZE, exceed smaxbytes, or produce a size outside the lofft...

AZL-104756 CVE-2026-98124 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: smb/client: invalidate fscache for fallocate range operations smb3zerorange, smb3punchhole, smb3insertrange, and smb3collapserange modify file contents through server-side range operations. These operations discard the affected...

AZL-104511 CVE-2026-98126 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: smb/client: validate new EOF for zero range When FALLOCFLZERORANGE is used without FALLOCFLKEEPSIZE, smb3zerorange may extend EOF without checking RLIMITFSIZE, allowing the file to grow beyond the caller's file-size limit. Fix th...

DEBIAN-CVE-2026-98124

In the Linux kernel, the following vulnerability has been resolved: smb/client: invalidate fscache for fallocate range operations smb3zerorange, smb3punchhole, smb3insertrange, and smb3collapserange modify file contents through server-side range operations. These operations discard the affected...

CVE-2026-98125

In the Linux kernel, the following vulnerability has been resolved: smb/client: fix stale page cache in insert/collapse range smb3insertrange and smb3collapserange use truncatepagecacherange to invalidate the affected page cache. However, if off or oldeof is not page-aligned, the boundary pages a...

CVE-2026-98124

In the Linux kernel, the following vulnerability has been resolved: smb/client: invalidate fscache for fallocate range operations smb3zerorange, smb3punchhole, smb3insertrange, and smb3collapserange modify file contents through server-side range operations. These operations discard the affected...

CVE-2026-98126

In the Linux kernel, the following vulnerability has been resolved: smb/client: validate new EOF for zero range When FALLOCFLZERORANGE is used without FALLOCFLKEEPSIZE, smb3zerorange may extend EOF without checking RLIMITFSIZE, allowing the file to grow beyond the caller's file-size limit. Fix th...

DEBIAN-CVE-2026-98126

In the Linux kernel, the following vulnerability has been resolved: smb/client: validate new EOF for zero range When FALLOCFLZERORANGE is used without FALLOCFLKEEPSIZE, smb3zerorange may extend EOF without checking RLIMITFSIZE, allowing the file to grow beyond the caller's file-size limit. Fix th...

DEBIAN-CVE-2026-98125

In the Linux kernel, the following vulnerability has been resolved: smb/client: fix stale page cache in insert/collapse range smb3insertrange and smb3collapserange use truncatepagecacherange to invalidate the affected page cache. However, if off or oldeof is not page-aligned, the boundary pages a...

AZL-104277 CVE-2026-98125 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: smb/client: fix stale page cache in insert/collapse range smb3insertrange and smb3collapserange use truncatepagecacherange to invalidate the affected page cache. However, if off or oldeof is not page-aligned, the boundary pages a...

CVE-2026-98113

In the Linux kernel, the following vulnerability has been resolved: ksmbd: rate limit unmapped SID errors A client can include many structurally valid but unmapped SIDs in a DACL. Logging every mapping failure lets one request generate hundreds of kernel error messages. Rate limit the message to...

DEBIAN-CVE-2026-97564

In the Linux kernel, the following vulnerability has been resolved: smb: client: reject userspace cifs.idmap descriptions cifs.idmap key descriptions carry authority-bearing fields owner and group SIDs and uid/gid values in "os:"/"gs:"/"oi:"/"gi:" form that the cifs.idmap upcall helper treats as...

CVE-2026-97564

In the Linux kernel, the following vulnerability has been resolved: smb: client: reject userspace cifs.idmap descriptions cifs.idmap key descriptions carry authority-bearing fields owner and group SIDs and uid/gid values in "os:"/"gs:"/"oi:"/"gi:" form that the cifs.idmap upcall helper treats as...

DEBIAN-CVE-2026-97559

In the Linux kernel, the following vulnerability has been resolved: smb: client: fail DACL rewrite when the new DACL exceeds 64K replacesidsandcopyaces and setchmoddacl accumulate the size of the DACL they build in a u16. That accumulator can wrap. validatedacl caps numaces at daclsize -...

AZL-104175 CVE-2026-97558 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix cifsFileInfo reference leak in deferred close When cifsclose defers a close, it hands the cifsFileInfo reference of the closing struct file to the queued work. Each execution of smb2deferredworkclose drops one su...

DEBIAN-CVE-2026-97562

In the Linux kernel, the following vulnerability has been resolved: smb: client: pin DFS superblock in iterator callback tconsupercb stores a raw superblock pointer, but cifsgetsuper takes its active reference only after iteratesuperstype has dropped sumount and its passive reference. Concurrent...

DEBIAN-CVE-2026-97563

In the Linux kernel, the following vulnerability has been resolved: smb: client: reject out-of-bounds DataOffset in CIFSSMBRead The SMB1 synchronous read helper CIFSSMBRead validates the server's DataLength against CIFSMaxBufSize and the caller's count, but never validates DataOffset. The copy...

DEBIAN-CVE-2026-97558

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix cifsFileInfo reference leak in deferred close When cifsclose defers a close, it hands the cifsFileInfo reference of the closing struct file to the queued work. Each execution of smb2deferredworkclose drops one su...