{
  "document": {
    "aggregate_severity": {
      "namespace": "https://www.suse.com/support/security/rating/",
      "text": "moderate"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright 2024 SUSE LLC. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "klp-build-0~20240731.edfe0bf-1.1 on GA media",
        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "These are all security issues fixed in the klp-build-0~20240731.edfe0bf-1.1 package on the GA media of openSUSE Tumbleweed.",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "openSUSE-Tumbleweed-2024-14234",
        "title": "Patchnames"
      },
      {
        "category": "legal_disclaimer",
        "text": "CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).",
        "title": "Terms of use"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://www.suse.com/support/security/contact/",
      "name": "SUSE Product Security Team",
      "namespace": "https://www.suse.com/"
    },
    "references": [
      {
        "category": "external",
        "summary": "SUSE ratings",
        "url": "https://www.suse.com/support/security/rating/"
      },
      {
        "category": "self",
        "summary": "URL of this CSAF notice",
        "url": "https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2024_14234-1.json"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2021-47402 page",
        "url": "https://www.suse.com/security/cve/CVE-2021-47402/"
      }
    ],
    "title": "klp-build-0~20240731.edfe0bf-1.1 on GA media",
    "tracking": {
      "current_release_date": "2024-08-01T00:00:00Z",
      "generator": {
        "date": "2024-08-01T00:00:00Z",
        "engine": {
          "name": "cve-database.git:bin/generate-csaf.pl",
          "version": "1"
        }
      },
      "id": "openSUSE-SU-2024:14234-1",
      "initial_release_date": "2024-08-01T00:00:00Z",
      "revision_history": [
        {
          "date": "2024-08-01T00:00:00Z",
          "number": "1",
          "summary": "Current version"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "klp-build-0~20240731.edfe0bf-1.1.aarch64",
                "product": {
                  "name": "klp-build-0~20240731.edfe0bf-1.1.aarch64",
                  "product_id": "klp-build-0~20240731.edfe0bf-1.1.aarch64"
                }
              }
            ],
            "category": "architecture",
            "name": "aarch64"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "klp-build-0~20240731.edfe0bf-1.1.ppc64le",
                "product": {
                  "name": "klp-build-0~20240731.edfe0bf-1.1.ppc64le",
                  "product_id": "klp-build-0~20240731.edfe0bf-1.1.ppc64le"
                }
              }
            ],
            "category": "architecture",
            "name": "ppc64le"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "klp-build-0~20240731.edfe0bf-1.1.s390x",
                "product": {
                  "name": "klp-build-0~20240731.edfe0bf-1.1.s390x",
                  "product_id": "klp-build-0~20240731.edfe0bf-1.1.s390x"
                }
              }
            ],
            "category": "architecture",
            "name": "s390x"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "klp-build-0~20240731.edfe0bf-1.1.x86_64",
                "product": {
                  "name": "klp-build-0~20240731.edfe0bf-1.1.x86_64",
                  "product_id": "klp-build-0~20240731.edfe0bf-1.1.x86_64"
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          },
          {
            "branches": [
              {
                "category": "product_name",
                "name": "openSUSE Tumbleweed",
                "product": {
                  "name": "openSUSE Tumbleweed",
                  "product_id": "openSUSE Tumbleweed",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:opensuse:tumbleweed"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "SUSE Linux Enterprise"
          }
        ],
        "category": "vendor",
        "name": "SUSE"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "klp-build-0~20240731.edfe0bf-1.1.aarch64 as component of openSUSE Tumbleweed",
          "product_id": "openSUSE Tumbleweed:klp-build-0~20240731.edfe0bf-1.1.aarch64"
        },
        "product_reference": "klp-build-0~20240731.edfe0bf-1.1.aarch64",
        "relates_to_product_reference": "openSUSE Tumbleweed"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "klp-build-0~20240731.edfe0bf-1.1.ppc64le as component of openSUSE Tumbleweed",
          "product_id": "openSUSE Tumbleweed:klp-build-0~20240731.edfe0bf-1.1.ppc64le"
        },
        "product_reference": "klp-build-0~20240731.edfe0bf-1.1.ppc64le",
        "relates_to_product_reference": "openSUSE Tumbleweed"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "klp-build-0~20240731.edfe0bf-1.1.s390x as component of openSUSE Tumbleweed",
          "product_id": "openSUSE Tumbleweed:klp-build-0~20240731.edfe0bf-1.1.s390x"
        },
        "product_reference": "klp-build-0~20240731.edfe0bf-1.1.s390x",
        "relates_to_product_reference": "openSUSE Tumbleweed"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "klp-build-0~20240731.edfe0bf-1.1.x86_64 as component of openSUSE Tumbleweed",
          "product_id": "openSUSE Tumbleweed:klp-build-0~20240731.edfe0bf-1.1.x86_64"
        },
        "product_reference": "klp-build-0~20240731.edfe0bf-1.1.x86_64",
        "relates_to_product_reference": "openSUSE Tumbleweed"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2021-47402",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2021-47402"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: sched: flower: protect fl_walk() with rcu\n\nPatch that refactored fl_walk() to use idr_for_each_entry_continue_ul()\nalso removed rcu protection of individual filters which causes following\nuse-after-free when filter is deleted concurrently. Fix fl_walk() to obtain\nrcu read lock while iterating and taking the filter reference and temporary\nrelease the lock while calling arg-\u003efn() callback that can sleep.\n\nKASAN trace:\n\n[  352.773640] ==================================================================\n[  352.775041] BUG: KASAN: use-after-free in fl_walk+0x159/0x240 [cls_flower]\n[  352.776304] Read of size 4 at addr ffff8881c8251480 by task tc/2987\n\n[  352.777862] CPU: 3 PID: 2987 Comm: tc Not tainted 5.15.0-rc2+ #2\n[  352.778980] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.13.0-0-gf21b5a4aeb02-prebuilt.qemu.org 04/01/2014\n[  352.781022] Call Trace:\n[  352.781573]  dump_stack_lvl+0x46/0x5a\n[  352.782332]  print_address_description.constprop.0+0x1f/0x140\n[  352.783400]  ? fl_walk+0x159/0x240 [cls_flower]\n[  352.784292]  ? fl_walk+0x159/0x240 [cls_flower]\n[  352.785138]  kasan_report.cold+0x83/0xdf\n[  352.785851]  ? fl_walk+0x159/0x240 [cls_flower]\n[  352.786587]  kasan_check_range+0x145/0x1a0\n[  352.787337]  fl_walk+0x159/0x240 [cls_flower]\n[  352.788163]  ? fl_put+0x10/0x10 [cls_flower]\n[  352.789007]  ? __mutex_unlock_slowpath.constprop.0+0x220/0x220\n[  352.790102]  tcf_chain_dump+0x231/0x450\n[  352.790878]  ? tcf_chain_tp_delete_empty+0x170/0x170\n[  352.791833]  ? __might_sleep+0x2e/0xc0\n[  352.792594]  ? tfilter_notify+0x170/0x170\n[  352.793400]  ? __mutex_unlock_slowpath.constprop.0+0x220/0x220\n[  352.794477]  tc_dump_tfilter+0x385/0x4b0\n[  352.795262]  ? tc_new_tfilter+0x1180/0x1180\n[  352.796103]  ? __mod_node_page_state+0x1f/0xc0\n[  352.796974]  ? __build_skb_around+0x10e/0x130\n[  352.797826]  netlink_dump+0x2c0/0x560\n[  352.798563]  ? netlink_getsockopt+0x430/0x430\n[  352.799433]  ? __mutex_unlock_slowpath.constprop.0+0x220/0x220\n[  352.800542]  __netlink_dump_start+0x356/0x440\n[  352.801397]  rtnetlink_rcv_msg+0x3ff/0x550\n[  352.802190]  ? tc_new_tfilter+0x1180/0x1180\n[  352.802872]  ? rtnl_calcit.isra.0+0x1f0/0x1f0\n[  352.803668]  ? tc_new_tfilter+0x1180/0x1180\n[  352.804344]  ? _copy_from_iter_nocache+0x800/0x800\n[  352.805202]  ? kasan_set_track+0x1c/0x30\n[  352.805900]  netlink_rcv_skb+0xc6/0x1f0\n[  352.806587]  ? rht_deferred_worker+0x6b0/0x6b0\n[  352.807455]  ? rtnl_calcit.isra.0+0x1f0/0x1f0\n[  352.808324]  ? netlink_ack+0x4d0/0x4d0\n[  352.809086]  ? netlink_deliver_tap+0x62/0x3d0\n[  352.809951]  netlink_unicast+0x353/0x480\n[  352.810744]  ? netlink_attachskb+0x430/0x430\n[  352.811586]  ? __alloc_skb+0xd7/0x200\n[  352.812349]  netlink_sendmsg+0x396/0x680\n[  352.813132]  ? netlink_unicast+0x480/0x480\n[  352.813952]  ? __import_iovec+0x192/0x210\n[  352.814759]  ? netlink_unicast+0x480/0x480\n[  352.815580]  sock_sendmsg+0x6c/0x80\n[  352.816299]  ____sys_sendmsg+0x3a5/0x3c0\n[  352.817096]  ? kernel_sendmsg+0x30/0x30\n[  352.817873]  ? __ia32_sys_recvmmsg+0x150/0x150\n[  352.818753]  ___sys_sendmsg+0xd8/0x140\n[  352.819518]  ? sendmsg_copy_msghdr+0x110/0x110\n[  352.820402]  ? ___sys_recvmsg+0xf4/0x1a0\n[  352.821110]  ? __copy_msghdr_from_user+0x260/0x260\n[  352.821934]  ? _raw_spin_lock+0x81/0xd0\n[  352.822680]  ? __handle_mm_fault+0xef3/0x1b20\n[  352.823549]  ? rb_insert_color+0x2a/0x270\n[  352.824373]  ? copy_page_range+0x16b0/0x16b0\n[  352.825209]  ? perf_event_update_userpage+0x2d0/0x2d0\n[  352.826190]  ? __fget_light+0xd9/0xf0\n[  352.826941]  __sys_sendmsg+0xb3/0x130\n[  352.827613]  ? __sys_sendmsg_sock+0x20/0x20\n[  352.828377]  ? do_user_addr_fault+0x2c5/0x8a0\n[  352.829184]  ? fpregs_assert_state_consistent+0x52/0x60\n[  352.830001]  ? exit_to_user_mode_prepare+0x32/0x160\n[  352.830845]  do_syscall_64+0x35/0x80\n[  352.831445]  entry_SYSCALL_64_after_hwframe+0x44/0xae\n[  352.832331] RIP: 0033:0x7f7bee973c17\n[ \n---truncated---",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "openSUSE Tumbleweed:klp-build-0~20240731.edfe0bf-1.1.aarch64",
          "openSUSE Tumbleweed:klp-build-0~20240731.edfe0bf-1.1.ppc64le",
          "openSUSE Tumbleweed:klp-build-0~20240731.edfe0bf-1.1.s390x",
          "openSUSE Tumbleweed:klp-build-0~20240731.edfe0bf-1.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2021-47402",
          "url": "https://www.suse.com/security/cve/CVE-2021-47402"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1225301 for CVE-2021-47402",
          "url": "https://bugzilla.suse.com/1225301"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1225302 for CVE-2021-47402",
          "url": "https://bugzilla.suse.com/1225302"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "openSUSE Tumbleweed:klp-build-0~20240731.edfe0bf-1.1.aarch64",
            "openSUSE Tumbleweed:klp-build-0~20240731.edfe0bf-1.1.ppc64le",
            "openSUSE Tumbleweed:klp-build-0~20240731.edfe0bf-1.1.s390x",
            "openSUSE Tumbleweed:klp-build-0~20240731.edfe0bf-1.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "openSUSE Tumbleweed:klp-build-0~20240731.edfe0bf-1.1.aarch64",
            "openSUSE Tumbleweed:klp-build-0~20240731.edfe0bf-1.1.ppc64le",
            "openSUSE Tumbleweed:klp-build-0~20240731.edfe0bf-1.1.s390x",
            "openSUSE Tumbleweed:klp-build-0~20240731.edfe0bf-1.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2024-08-01T00:00:00Z",
          "details": "important"
        }
      ],
      "title": "CVE-2021-47402"
    }
  ]
}