{"api_version":"1","generated_at":"2026-05-13T13:53:59+00:00","cve":"CVE-2024-44989","urls":{"html":"https://cve.report/CVE-2024-44989","api":"https://cve.report/api/cve/CVE-2024-44989.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2024-44989","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2024-44989"},"summary":{"title":"bonding: fix xfrm real_dev null pointer dereference","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nbonding: fix xfrm real_dev null pointer dereference\n\nWe shouldn't set real_dev to NULL because packets can be in transit and\nxfrm might call xdo_dev_offload_ok() in parallel. All callbacks assume\nreal_dev is set.\n\n Example trace:\n kernel: BUG: unable to handle page fault for address: 0000000000001030\n kernel: bond0: (slave eni0np1): making interface the new active one\n kernel: #PF: supervisor write access in kernel mode\n kernel: #PF: error_code(0x0002) - not-present page\n kernel: PGD 0 P4D 0\n kernel: Oops: 0002 [#1] PREEMPT SMP\n kernel: CPU: 4 PID: 2237 Comm: ping Not tainted 6.7.7+ #12\n kernel: Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-2.fc40 04/01/2014\n kernel: RIP: 0010:nsim_ipsec_offload_ok+0xc/0x20 [netdevsim]\n kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA\n kernel: Code: e0 0f 0b 48 83 7f 38 00 74 de 0f 0b 48 8b 47 08 48 8b 37 48 8b 78 40 e9 b2 e5 9a d7 66 90 0f 1f 44 00 00 48 8b 86 80 02 00 00 <83> 80 30 10 00 00 01 b8 01 00 00 00 c3 0f 1f 80 00 00 00 00 0f 1f\n kernel: bond0: (slave eni0np1): making interface the new active one\n kernel: RSP: 0018:ffffabde81553b98 EFLAGS: 00010246\n kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA\n kernel:\n kernel: RAX: 0000000000000000 RBX: ffff9eb404e74900 RCX: ffff9eb403d97c60\n kernel: RDX: ffffffffc090de10 RSI: ffff9eb404e74900 RDI: ffff9eb3c5de9e00\n kernel: RBP: ffff9eb3c0a42000 R08: 0000000000000010 R09: 0000000000000014\n kernel: R10: 7974203030303030 R11: 3030303030303030 R12: 0000000000000000\n kernel: R13: ffff9eb3c5de9e00 R14: ffffabde81553cc8 R15: ffff9eb404c53000\n kernel: FS:  00007f2a77a3ad00(0000) GS:ffff9eb43bd00000(0000) knlGS:0000000000000000\n kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n kernel: CR2: 0000000000001030 CR3: 00000001122ab000 CR4: 0000000000350ef0\n kernel: bond0: (slave eni0np1): making interface the new active one\n kernel: Call Trace:\n kernel:  <TASK>\n kernel:  ? __die+0x1f/0x60\n kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA\n kernel:  ? page_fault_oops+0x142/0x4c0\n kernel:  ? do_user_addr_fault+0x65/0x670\n kernel:  ? kvm_read_and_reset_apf_flags+0x3b/0x50\n kernel: bond0: (slave eni0np1): making interface the new active one\n kernel:  ? exc_page_fault+0x7b/0x180\n kernel:  ? asm_exc_page_fault+0x22/0x30\n kernel:  ? nsim_bpf_uninit+0x50/0x50 [netdevsim]\n kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA\n kernel:  ? nsim_ipsec_offload_ok+0xc/0x20 [netdevsim]\n kernel: bond0: (slave eni0np1): making interface the new active one\n kernel:  bond_ipsec_offload_ok+0x7b/0x90 [bonding]\n kernel:  xfrm_output+0x61/0x3b0\n kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA\n kernel:  ip_push_pending_frames+0x56/0x80","state":"PUBLISHED","assigner":"Linux","published_at":"2024-09-04 20:15:08","updated_at":"2026-05-12 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the Linux kernel, the following vulnerability has been resolved:\n\nbonding: fix xfrm real_dev null pointer dereference\n\nWe shouldn't set real_dev to NULL because packets can be in transit and\nxfrm might call xdo_dev_offload_ok() in parallel. All callbacks assume\nreal_dev is set.\n\n Example trace:\n kernel: BUG: unable to handle page fault for address: 0000000000001030\n kernel: bond0: (slave eni0np1): making interface the new active one\n kernel: #PF: supervisor write access in kernel mode\n kernel: #PF: error_code(0x0002) - not-present page\n kernel: PGD 0 P4D 0\n kernel: Oops: 0002 [#1] PREEMPT SMP\n kernel: CPU: 4 PID: 2237 Comm: ping Not tainted 6.7.7+ #12\n kernel: Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-2.fc40 04/01/2014\n kernel: RIP: 0010:nsim_ipsec_offload_ok+0xc/0x20 [netdevsim]\n kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA\n kernel: Code: e0 0f 0b 48 83 7f 38 00 74 de 0f 0b 48 8b 47 08 48 8b 37 48 8b 78 40 e9 b2 e5 9a d7 66 90 0f 1f 44 00 00 48 8b 86 80 02 00 00 <83> 80 30 10 00 00 01 b8 01 00 00 00 c3 0f 1f 80 00 00 00 00 0f 1f\n kernel: bond0: (slave eni0np1): making interface the new active one\n kernel: RSP: 0018:ffffabde81553b98 EFLAGS: 00010246\n kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA\n kernel:\n kernel: RAX: 0000000000000000 RBX: ffff9eb404e74900 RCX: ffff9eb403d97c60\n kernel: RDX: ffffffffc090de10 RSI: ffff9eb404e74900 RDI: ffff9eb3c5de9e00\n kernel: RBP: ffff9eb3c0a42000 R08: 0000000000000010 R09: 0000000000000014\n kernel: R10: 7974203030303030 R11: 3030303030303030 R12: 0000000000000000\n kernel: R13: ffff9eb3c5de9e00 R14: ffffabde81553cc8 R15: ffff9eb404c53000\n kernel: FS:  00007f2a77a3ad00(0000) GS:ffff9eb43bd00000(0000) knlGS:0000000000000000\n kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n kernel: CR2: 0000000000001030 CR3: 00000001122ab000 CR4: 0000000000350ef0\n kernel: bond0: (slave eni0np1): making interface the new active one\n kernel: Call Trace:\n kernel:  <TASK>\n kernel:  ? __die+0x1f/0x60\n kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA\n kernel:  ? page_fault_oops+0x142/0x4c0\n kernel:  ? do_user_addr_fault+0x65/0x670\n kernel:  ? kvm_read_and_reset_apf_flags+0x3b/0x50\n kernel: bond0: (slave eni0np1): making interface the new active one\n kernel:  ? exc_page_fault+0x7b/0x180\n kernel:  ? asm_exc_page_fault+0x22/0x30\n kernel:  ? nsim_bpf_uninit+0x50/0x50 [netdevsim]\n kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA\n kernel:  ? nsim_ipsec_offload_ok+0xc/0x20 [netdevsim]\n kernel: bond0: (slave eni0np1): making interface the new active one\n kernel:  bond_ipsec_offload_ok+0x7b/0x90 [bonding]\n kernel:  xfrm_output+0x61/0x3b0\n kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA\n kernel:  ip_push_pending_frames+0x56/0x80"}],"providerMetadata":{"dateUpdated":"2026-05-11T20:33:18.785Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/21816b696c172c19d53a30d45ee005cce246ed21"},{"url":"https://git.kernel.org/stable/c/2f72c6a66bcd7e0187ec085237fee5db27145294"},{"url":"https://git.kernel.org/stable/c/7fa9243391ad2afe798ef4ea2e2851947b95754f"},{"url":"https://git.kernel.org/stable/c/4582d4ff413a07d4ed8a4823c652dc5207760548"},{"url":"https://git.kernel.org/stable/c/89fc1dca79db5c3e7a2d589ecbf8a3661c65f436"},{"url":"https://git.kernel.org/stable/c/f8cde9805981c50d0c029063dc7d82821806fc44"}],"title":"bonding: fix xfrm real_dev null pointer dereference","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2024-44989","datePublished":"2024-09-04T19:54:36.858Z","dateReserved":"2024-08-21T05:34:56.671Z","dateUpdated":"2026-05-12T11:57:26.653Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2024-09-04 20:15:08","lastModifiedDate":"2026-05-12 12:17:09","problem_types":["CWE-476"],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"5.10.225","matchCriteriaId":"2ED1D527-637B-4492-80FC-ADBDF6E9E2C7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.15.166","matchCriteriaId":"913ED6CD-8ACF-48AF-AA18-7880881DD402"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.1.107","matchCriteriaId":"53954FF8-CB48-4302-BC4C-9DA7A88F44A2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.6.48","matchCriteriaId":"9DE9201A-CE6B-4726-BABB-8265EA0F8AE4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.10.7","matchCriteriaId":"D2AFDFD1-D95A-4EB7-843B-5E7659518B67"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.11:rc1:*:*:*:*:*:*","matchCriteriaId":"8B3CE743-2126-47A3-8B7C-822B502CF119"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.11:rc2:*:*:*:*:*:*","matchCriteriaId":"4DEB27E7-30AA-45CC-8934-B89263EF3551"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.11:rc3:*:*:*:*:*:*","matchCriteriaId":"E0005AEF-856E-47EB-BFE4-90C46899394D"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.11:rc4:*:*:*:*:*:*","matchCriteriaId":"39889A68-6D34-47A6-82FC-CD0BF23D6754"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2024","CveId":"44989","Ordinal":"1","Title":"bonding: fix xfrm real_dev null pointer dereference","CVE":"CVE-2024-44989","Year":"2024"},"notes":[{"CveYear":"2024","CveId":"44989","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nbonding: fix xfrm real_dev null pointer dereference\n\nWe shouldn't set real_dev to NULL because packets can be in transit and\nxfrm might call xdo_dev_offload_ok() in parallel. All callbacks assume\nreal_dev is set.\n\n Example trace:\n kernel: BUG: unable to handle page fault for address: 0000000000001030\n kernel: bond0: (slave eni0np1): making interface the new active one\n kernel: #PF: supervisor write access in kernel mode\n kernel: #PF: error_code(0x0002) - not-present page\n kernel: PGD 0 P4D 0\n kernel: Oops: 0002 [#1] PREEMPT SMP\n kernel: CPU: 4 PID: 2237 Comm: ping Not tainted 6.7.7+ #12\n kernel: Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-2.fc40 04/01/2014\n kernel: RIP: 0010:nsim_ipsec_offload_ok+0xc/0x20 [netdevsim]\n kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA\n kernel: Code: e0 0f 0b 48 83 7f 38 00 74 de 0f 0b 48 8b 47 08 48 8b 37 48 8b 78 40 e9 b2 e5 9a d7 66 90 0f 1f 44 00 00 48 8b 86 80 02 00 00 <83> 80 30 10 00 00 01 b8 01 00 00 00 c3 0f 1f 80 00 00 00 00 0f 1f\n kernel: bond0: (slave eni0np1): making interface the new active one\n kernel: RSP: 0018:ffffabde81553b98 EFLAGS: 00010246\n kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA\n kernel:\n kernel: RAX: 0000000000000000 RBX: ffff9eb404e74900 RCX: ffff9eb403d97c60\n kernel: RDX: ffffffffc090de10 RSI: ffff9eb404e74900 RDI: ffff9eb3c5de9e00\n kernel: RBP: ffff9eb3c0a42000 R08: 0000000000000010 R09: 0000000000000014\n kernel: R10: 7974203030303030 R11: 3030303030303030 R12: 0000000000000000\n kernel: R13: ffff9eb3c5de9e00 R14: ffffabde81553cc8 R15: ffff9eb404c53000\n kernel: FS:  00007f2a77a3ad00(0000) GS:ffff9eb43bd00000(0000) knlGS:0000000000000000\n kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n kernel: CR2: 0000000000001030 CR3: 00000001122ab000 CR4: 0000000000350ef0\n kernel: bond0: (slave eni0np1): making interface the new active one\n kernel: Call Trace:\n kernel:  <TASK>\n kernel:  ? __die+0x1f/0x60\n kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA\n kernel:  ? page_fault_oops+0x142/0x4c0\n kernel:  ? do_user_addr_fault+0x65/0x670\n kernel:  ? kvm_read_and_reset_apf_flags+0x3b/0x50\n kernel: bond0: (slave eni0np1): making interface the new active one\n kernel:  ? exc_page_fault+0x7b/0x180\n kernel:  ? asm_exc_page_fault+0x22/0x30\n kernel:  ? nsim_bpf_uninit+0x50/0x50 [netdevsim]\n kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA\n kernel:  ? nsim_ipsec_offload_ok+0xc/0x20 [netdevsim]\n kernel: bond0: (slave eni0np1): making interface the new active one\n kernel:  bond_ipsec_offload_ok+0x7b/0x90 [bonding]\n kernel:  xfrm_output+0x61/0x3b0\n kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA\n kernel:  ip_push_pending_frames+0x56/0x80","Type":"Description","Title":"bonding: fix xfrm real_dev null pointer dereference"}]}}}