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{
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"data_version" : "4.0" ,
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"data_type" : "CVE" ,
"data_format" : "MITRE" ,
"CVE_data_meta" : {
"ID" : "CVE-2024-37078" ,
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"ASSIGNER" : "cve@kernel.org" ,
"STATE" : "PUBLIC"
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} ,
"description" : {
"description_data" : [
{
"lang" : "eng" ,
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"value" : "In the Linux kernel, the following vulnerability has been resolved:\n\nnilfs2: fix potential kernel bug due to lack of writeback flag waiting\n\nDestructive writes to a block device on which nilfs2 is mounted can cause\na kernel bug in the folio/page writeback start routine or writeback end\nroutine (__folio_start_writeback in the log below):\n\n kernel BUG at mm/page-writeback.c:3070!\n Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI\n ...\n RIP: 0010:__folio_start_writeback+0xbaa/0x10e0\n Code: 25 ff 0f 00 00 0f 84 18 01 00 00 e8 40 ca c6 ff e9 17 f6 ff ff\n e8 36 ca c6 ff 4c 89 f7 48 c7 c6 80 c0 12 84 e8 e7 b3 0f 00 90 <0f>\n 0b e8 1f ca c6 ff 4c 89 f7 48 c7 c6 a0 c6 12 84 e8 d0 b3 0f 00\n ...\n Call Trace:\n <TASK>\n nilfs_segctor_do_construct+0x4654/0x69d0 [nilfs2]\n nilfs_segctor_construct+0x181/0x6b0 [nilfs2]\n nilfs_segctor_thread+0x548/0x11c0 [nilfs2]\n kthread+0x2f0/0x390\n ret_from_fork+0x4b/0x80\n ret_from_fork_asm+0x1a/0x30\n </TASK>\n\nThis is because when the log writer starts a writeback for segment summary\nblocks or a super root block that use the backing device's page cache, it\ndoes not wait for the ongoing folio/page writeback, resulting in an\ninconsistent writeback state.\n\nFix this issue by waiting for ongoing writebacks when putting\nfolios/pages on the backing device into writeback state."
}
]
} ,
"problemtype" : {
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"description" : [
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"lang" : "eng" ,
"value" : "n/a"
}
]
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}
]
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} ,
"affects" : {
"vendor" : {
"vendor_data" : [
{
"vendor_name" : "Linux" ,
"product" : {
"product_data" : [
{
"product_name" : "Linux" ,
"version" : {
"version_data" : [
{
"version_affected" : "<" ,
"version_name" : "9ff05123e3bf" ,
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"version_value" : "95f6f81e50d8"
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} ,
{
"version_value" : "not down converted" ,
"x_cve_json_5_version_data" : {
"versions" : [
{
"version" : "2.6.30" ,
"status" : "affected"
} ,
{
"version" : "0" ,
"lessThan" : "2.6.30" ,
"status" : "unaffected" ,
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"versionType" : "semver"
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} ,
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{
"version" : "4.19.317" ,
"lessThanOrEqual" : "4.19.*" ,
"status" : "unaffected" ,
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"versionType" : "semver"
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} ,
{
"version" : "5.4.279" ,
"lessThanOrEqual" : "5.4.*" ,
"status" : "unaffected" ,
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"versionType" : "semver"
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} ,
{
"version" : "5.10.221" ,
"lessThanOrEqual" : "5.10.*" ,
"status" : "unaffected" ,
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"versionType" : "semver"
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} ,
{
"version" : "5.15.162" ,
"lessThanOrEqual" : "5.15.*" ,
"status" : "unaffected" ,
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"versionType" : "semver"
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} ,
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{
"version" : "6.1.95" ,
"lessThanOrEqual" : "6.1.*" ,
"status" : "unaffected" ,
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"versionType" : "semver"
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} ,
{
"version" : "6.6.35" ,
"lessThanOrEqual" : "6.6.*" ,
"status" : "unaffected" ,
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"versionType" : "semver"
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} ,
{
"version" : "6.9.5" ,
"lessThanOrEqual" : "6.9.*" ,
"status" : "unaffected" ,
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"versionType" : "semver"
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} ,
{
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"version" : "6.10" ,
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"lessThanOrEqual" : "*" ,
"status" : "unaffected" ,
"versionType" : "original_commit_for_fix"
}
] ,
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}
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}
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]
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}
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"references" : {
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{
"url" : "https://git.kernel.org/stable/c/95f6f81e50d858a7c9aa7c795ec14a0ac3819118" ,
"refsource" : "MISC" ,
"name" : "https://git.kernel.org/stable/c/95f6f81e50d858a7c9aa7c795ec14a0ac3819118"
} ,
{
"url" : "https://git.kernel.org/stable/c/a75b8f493dfc48aa38c518430bd9e03b53bffebe" ,
"refsource" : "MISC" ,
"name" : "https://git.kernel.org/stable/c/a75b8f493dfc48aa38c518430bd9e03b53bffebe"
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{
"url" : "https://git.kernel.org/stable/c/0ecfe3a92869a59668d27228dabbd7965e83567f" ,
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"name" : "https://git.kernel.org/stable/c/0ecfe3a92869a59668d27228dabbd7965e83567f"
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"url" : "https://git.kernel.org/stable/c/33900d7eae616647e179eee1c66ebe654ee39627" ,
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"name" : "https://git.kernel.org/stable/c/33900d7eae616647e179eee1c66ebe654ee39627"
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{
"url" : "https://git.kernel.org/stable/c/271dcd977ccda8c7a26e360425ae7b4db7d2ecc0" ,
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"name" : "https://git.kernel.org/stable/c/271dcd977ccda8c7a26e360425ae7b4db7d2ecc0"
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"url" : "https://git.kernel.org/stable/c/614d397be0cf43412b3f94a0f6460eddced8ce92" ,
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"name" : "https://git.kernel.org/stable/c/614d397be0cf43412b3f94a0f6460eddced8ce92"
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"name" : "https://git.kernel.org/stable/c/1f3bff69f1214fe03a02bc650d5bbfaa6e65ae7d"
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"url" : "https://git.kernel.org/stable/c/a4ca369ca221bb7e06c725792ac107f0e48e82e7" ,
"refsource" : "MISC" ,
"name" : "https://git.kernel.org/stable/c/a4ca369ca221bb7e06c725792ac107f0e48e82e7"
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