GHSA-GFRQ-FC5G-52F6

Vulnerability from github – Published: 2024-09-04 21:30 – Updated: 2026-05-12 12:32
VLAI
Details

In the Linux kernel, the following vulnerability has been resolved:

bonding: fix xfrm real_dev null pointer dereference

We shouldn't set real_dev to NULL because packets can be in transit and xfrm might call xdo_dev_offload_ok() in parallel. All callbacks assume real_dev is set.

Example trace: kernel: BUG: unable to handle page fault for address: 0000000000001030 kernel: bond0: (slave eni0np1): making interface the new active one kernel: #PF: supervisor write access in kernel mode kernel: #PF: error_code(0x0002) - not-present page kernel: PGD 0 P4D 0 kernel: Oops: 0002 [#1] PREEMPT SMP kernel: CPU: 4 PID: 2237 Comm: ping Not tainted 6.7.7+ #12 kernel: Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-2.fc40 04/01/2014 kernel: RIP: 0010:nsim_ipsec_offload_ok+0xc/0x20 [netdevsim] kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA 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 kernel: bond0: (slave eni0np1): making interface the new active one kernel: RSP: 0018:ffffabde81553b98 EFLAGS: 00010246 kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA kernel: kernel: RAX: 0000000000000000 RBX: ffff9eb404e74900 RCX: ffff9eb403d97c60 kernel: RDX: ffffffffc090de10 RSI: ffff9eb404e74900 RDI: ffff9eb3c5de9e00 kernel: RBP: ffff9eb3c0a42000 R08: 0000000000000010 R09: 0000000000000014 kernel: R10: 7974203030303030 R11: 3030303030303030 R12: 0000000000000000 kernel: R13: ffff9eb3c5de9e00 R14: ffffabde81553cc8 R15: ffff9eb404c53000 kernel: FS: 00007f2a77a3ad00(0000) GS:ffff9eb43bd00000(0000) knlGS:0000000000000000 kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 kernel: CR2: 0000000000001030 CR3: 00000001122ab000 CR4: 0000000000350ef0 kernel: bond0: (slave eni0np1): making interface the new active one kernel: Call Trace: kernel: kernel: ? __die+0x1f/0x60 kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA kernel: ? page_fault_oops+0x142/0x4c0 kernel: ? do_user_addr_fault+0x65/0x670 kernel: ? kvm_read_and_reset_apf_flags+0x3b/0x50 kernel: bond0: (slave eni0np1): making interface the new active one kernel: ? exc_page_fault+0x7b/0x180 kernel: ? asm_exc_page_fault+0x22/0x30 kernel: ? nsim_bpf_uninit+0x50/0x50 [netdevsim] kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA kernel: ? nsim_ipsec_offload_ok+0xc/0x20 [netdevsim] kernel: bond0: (slave eni0np1): making interface the new active one kernel: bond_ipsec_offload_ok+0x7b/0x90 [bonding] kernel: xfrm_output+0x61/0x3b0 kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA kernel: ip_push_pending_frames+0x56/0x80

Severity
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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{
  "affected": [],
  "aliases": [
    "CVE-2024-44989"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-09-04T20:15:08Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nbonding: fix xfrm real_dev null pointer dereference\n\nWe shouldn\u0027t 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 \u003c83\u003e 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:  \u003cTASK\u003e\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",
  "id": "GHSA-gfrq-fc5g-52f6",
  "modified": "2026-05-12T12:32:07Z",
  "published": "2024-09-04T21:30:32Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-44989"
    },
    {
      "type": "WEB",
      "url": "https://cert-portal.siemens.com/productcert/html/ssa-265688.html"
    },
    {
      "type": "WEB",
      "url": "https://cert-portal.siemens.com/productcert/html/ssa-355557.html"
    },
    {
      "type": "WEB",
      "url": "https://cert-portal.siemens.com/productcert/html/ssa-613116.html"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/21816b696c172c19d53a30d45ee005cce246ed21"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2f72c6a66bcd7e0187ec085237fee5db27145294"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4582d4ff413a07d4ed8a4823c652dc5207760548"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7fa9243391ad2afe798ef4ea2e2851947b95754f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/89fc1dca79db5c3e7a2d589ecbf8a3661c65f436"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f8cde9805981c50d0c029063dc7d82821806fc44"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}



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