Amazon Linux 2023 : bpftool6.18, kernel6.18, kernel6.18-devel (ALAS2023-2026-1514)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1514 advisory. In the Linux kernel, the following vulnerability has been resolved: btrfs: fix reservation leak in some error paths when inserting inline extent CVE-2025-71268 In the Linux kernel, the followi...

CVE-2026-23260

In the Linux kernel, the following vulnerability has been resolved: regmap: maple: free entry on masstoregfp failure regcachemaplewrite allocates a new block 'entry' to merge adjacent ranges and then stores it with masstoregfp. When masstoregfp fails, the new 'entry' remains allocated and is neve...

CVE-2026-23260 regmap: maple: free entry on mas_store_gfp() failure

In the Linux kernel, the following vulnerability has been resolved: regmap: maple: free entry on masstoregfp failure regcachemaplewrite allocates a new block 'entry' to merge adjacent ranges and then stores it with masstoregfp. When masstoregfp fails, the new 'entry' remains allocated and is neve...

CVE-2026-23260

CVE-2026-23260 involves the Linux kernel memory-leak in regmap maple: when mas_store_gfp() fails, the newly allocated 'entry' is not freed, leaking memory. The fix frees 'entry' on the failure path and frees the replaced neighbor blocks ('lower','upper') on success. Connected advisories show patc...