In the Linux kernel, the following vulnerability has been resolved:<\/p>\n
xfs: don’t let memory failures leak blocks and kill repairs<\/p>\n
LOLLM complains that a memory allocation failure in
\nxrep_newbt_add_blocks results in online repair leaking blocks that were
\npreviously allocated to write a new btree, but the problem is worse than
\nthat — a limitation of the codebase is that the callers cannot undo the
\ntransaction \/and\/ return the error — either you undo all changes and
\ncommit the transaction, or you error out and the filesystem goes down.<\/p>\n
However, the new btree space reservation object isn’t that big (~48
\nbytes). Let’s just do a NOFAIL allocation and the problem goes away.<\/p>\n","protected":false},"excerpt":{"rendered":"
In the Linux kernel, the following vulnerability has been resolved:<\/p>\n
xfs: don’t let memory failures leak blocks and kill repairs<\/p>\n
LOLLM complains that a memory allocation failure in
\nxrep_newbt_add_blo<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-40917","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/40917","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=40917"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=40917"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=40917"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}