{
  "threat_severity" : "Moderate",
  "public_date" : "2024-05-30T00:00:00Z",
  "bugzilla" : {
    "description" : "kernel: mm: use memalloc_nofs_save() in page_cache_ra_order()",
    "id" : "2284273",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2284273"
  },
  "cvss3" : {
    "cvss3_base_score" : "5.5",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
    "status" : "verified"
  },
  "cwe" : "CWE-833",
  "details" : [ "In the Linux kernel, the following vulnerability has been resolved:\nmm: use memalloc_nofs_save() in page_cache_ra_order()\nSee commit f2c817bed58d (\"mm: use memalloc_nofs_save in readahead path\"),\nensure that page_cache_ra_order() do not attempt to reclaim file-backed\npages too, or it leads to a deadlock, found issue when test ext4 large\nfolio.\nINFO: task DataXceiver for:7494 blocked for more than 120 seconds.\n\"echo 0 > /proc/sys/kernel/hung_task_timeout_secs\" disables this message.\ntask:DataXceiver for state:D stack:0     pid:7494  ppid:1      flags:0x00000200\nCall trace:\n__switch_to+0x14c/0x240\n__schedule+0x82c/0xdd0\nschedule+0x58/0xf0\nio_schedule+0x24/0xa0\n__folio_lock+0x130/0x300\nmigrate_pages_batch+0x378/0x918\nmigrate_pages+0x350/0x700\ncompact_zone+0x63c/0xb38\ncompact_zone_order+0xc0/0x118\ntry_to_compact_pages+0xb0/0x280\n__alloc_pages_direct_compact+0x98/0x248\n__alloc_pages+0x510/0x1110\nalloc_pages+0x9c/0x130\nfolio_alloc+0x20/0x78\nfilemap_alloc_folio+0x8c/0x1b0\npage_cache_ra_order+0x174/0x308\nondemand_readahead+0x1c8/0x2b8\npage_cache_async_ra+0x68/0xb8\nfilemap_readahead.isra.0+0x64/0xa8\nfilemap_get_pages+0x3fc/0x5b0\nfilemap_splice_read+0xf4/0x280\next4_file_splice_read+0x2c/0x48 [ext4]\nvfs_splice_read.part.0+0xa8/0x118\nsplice_direct_to_actor+0xbc/0x288\ndo_splice_direct+0x9c/0x108\ndo_sendfile+0x328/0x468\n__arm64_sys_sendfile64+0x8c/0x148\ninvoke_syscall+0x4c/0x118\nel0_svc_common.constprop.0+0xc8/0xf0\ndo_el0_svc+0x24/0x38\nel0_svc+0x4c/0x1f8\nel0t_64_sync_handler+0xc0/0xc8\nel0t_64_sync+0x188/0x190" ],
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2024-11-12T00:00:00Z",
    "advisory" : "RHSA-2024:9315",
    "cpe" : "cpe:/a:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-503.11.1.el9_5"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2024-11-12T00:00:00Z",
    "advisory" : "RHSA-2024:9315",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-503.11.1.el9_5"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Out of support scope",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Out of support scope",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Out of support scope",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Affected",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Affected",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "fix_state" : "Affected",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2024-36882\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-36882\nhttps://lore.kernel.org/linux-cve-announce/2024053032-CVE-2024-36882-79ff@gregkh/T" ],
  "name" : "CVE-2024-36882",
  "csaw" : false
}