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      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: openvswitch: Avoid releasing netdev before teardown completes\n\nThe patch cited in the Fixes tag below changed the teardown code for\nOVS ports to no longer unconditionally take the RTNL. After this change,\nthe netdev_destroy() callback can proceed immediately to the call_rcu()\ninvocation if the IFF_OVS_DATAPATH flag is already cleared on the\nnetdev.\n\nThe ovs_netdev_detach_dev() function clears the flag before completing\nthe unregistration, and if it gets preempted after clearing the flag (as\ncan happen on an -rt kernel), netdev_destroy() can complete and the\ndevice can be freed before the unregistration completes. This leads to a\nsplat like:\n\n[  998.393867] Oops: general protection fault, probably for non-canonical address 0xff00000001000239: 0000 [#1] SMP PTI\n[  998.393877] CPU: 42 UID: 0 PID: 55177 Comm: ip Kdump: loaded Not tainted 6.12.0-211.1.1.el10_2.x86_64+rt #1 PREEMPT_RT\n[  998.393886] Hardware name: Dell Inc. PowerEdge R740/0JMK61, BIOS 2.24.0 03/27/2025\n[  998.393889] RIP: 0010:dev_set_promiscuity+0x8d/0xa0\n[  998.393901] Code: 00 00 75 d8 48 8b 53 08 48 83 ba b0 02 00 00 00 75 ca 48 83 c4 08 5b c3 cc cc cc cc 48 83 bf 48 09 00 00 00 75 91 48 8b 47 08 \u003c48\u003e 83 b8 b0 02 00 00 00 74 97 eb 81 0f 1f 80 00 00 00 00 90 90 90\n[  998.393906] RSP: 0018:ffffce5864a5f6a0 EFLAGS: 00010246\n[  998.393912] RAX: ff00000000ffff89 RBX: ffff894d0adf5a05 RCX: 0000000000000000\n[  998.393917] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: ffff894d0adf5a05\n[  998.393921] RBP: ffff894d19252000 R08: ffff894d19252000 R09: 0000000000000000\n[  998.393924] R10: ffff894d19252000 R11: ffff894d192521b8 R12: 0000000000000006\n[  998.393927] R13: ffffce5864a5f738 R14: 00000000ffffffe2 R15: 0000000000000000\n[  998.393931] FS:  00007fad61971800(0000) GS:ffff894cc0140000(0000) knlGS:0000000000000000\n[  998.393936] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[  998.393940] CR2: 000055df0a2a6e40 CR3: 000000011c7fe003 CR4: 00000000007726f0\n[  998.393944] PKRU: 55555554\n[  998.393946] Call Trace:\n[  998.393949]  \u003cTASK\u003e\n[  998.393952]  ? show_trace_log_lvl+0x1b0/0x2f0\n[  998.393961]  ? show_trace_log_lvl+0x1b0/0x2f0\n[  998.393975]  ? dp_device_event+0x41/0x80 [openvswitch]\n[  998.394009]  ? __die_body.cold+0x8/0x12\n[  998.394016]  ? die_addr+0x3c/0x60\n[  998.394027]  ? exc_general_protection+0x16d/0x390\n[  998.394042]  ? asm_exc_general_protection+0x26/0x30\n[  998.394058]  ? dev_set_promiscuity+0x8d/0xa0\n[  998.394066]  ? ovs_netdev_detach_dev+0x3a/0x80 [openvswitch]\n[  998.394092]  dp_device_event+0x41/0x80 [openvswitch]\n[  998.394102]  notifier_call_chain+0x5a/0xd0\n[  998.394106]  unregister_netdevice_many_notify+0x51b/0xa60\n[  998.394110]  rtnl_dellink+0x169/0x3e0\n[  998.394121]  ? rt_mutex_slowlock.constprop.0+0x95/0xd0\n[  998.394125]  rtnetlink_rcv_msg+0x142/0x3f0\n[  998.394128]  ? avc_has_perm_noaudit+0x69/0xf0\n[  998.394130]  ? __pfx_rtnetlink_rcv_msg+0x10/0x10\n[  998.394132]  netlink_rcv_skb+0x50/0x100\n[  998.394138]  netlink_unicast+0x292/0x3f0\n[  998.394141]  netlink_sendmsg+0x21b/0x470\n[  998.394145]  ____sys_sendmsg+0x39d/0x3d0\n[  998.394149]  ___sys_sendmsg+0x9a/0xe0\n[  998.394156]  __sys_sendmsg+0x7a/0xd0\n[  998.394160]  do_syscall_64+0x7f/0x170\n[  998.394162]  entry_SYSCALL_64_after_hwframe+0x76/0x7e\n[  998.394165] RIP: 0033:0x7fad61bf4724\n[  998.394188] Code: 89 02 b8 ff ff ff ff eb bb 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 80 3d c5 e9 0c 00 00 74 13 b8 2e 00 00 00 0f 05 \u003c48\u003e 3d 00 f0 ff ff 77 54 c3 0f 1f 00 48 83 ec 28 89 54 24 1c 48 89\n[  998.394189] RSP: 002b:00007ffd7e2f7cb8 EFLAGS: 00000202 ORIG_RAX: 000000000000002e\n[  998.394191] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fad61bf4724\n[  998.394193] RDX: 0000000000000000 RSI: 00007ffd7e2f7d20 RDI: 0000000000000003\n[  998.394194] RBP: 00007ffd7e2f7d90 R08: 0000000000000010 R09: 000000000000003f\n[  998.394195] R10: 000055df11558010 R11: 0000000000000202 R12: 00007ffd7e2\n---truncated---"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "scenarios": [
            {
              "lang": "en",
              "value": "AV:L - The vulnerable path is reached through local netlink/rtnetlink operations that create/delete Open vSwitch vports and delete the underlying netdevice. It is not directly reachable by remote network packets.\nAC:L - The bug is a teardown race, but an attacker with the needed namespace network privileges can control both sides by concurrently deleting the OVS vport/datapath and the attached netdevice. The race is repeatable through local operations, so complexity is low.\nPR:L - The OVS generic netlink commands require CAP_NET_ADMIN via GENL_UNS_ADMIN_PERM, and rtnetlink deletion requires CAP_NET_ADMIN in the socket network namespace. These are reachable with low privileges in deployments allowing unprivileged user and network namespaces.\nUI:N - No victim interaction is required once the attacker can issue the local netlink operations. The attacker can create and tear down the OVS/netdevice state directly.\nS:U - The impact is within the local kernel security authority. This is not a VM escape, IOMMU bypass, or cross-authority boundary change.\nC:H - The flaw can free the vport/net_device before teardown completes, producing a use-after-free on kernel objects. Under the required overestimating rule, this memory corruption is treated as capable of enabling kernel memory disclosure.\nI:H - The same use-after-free can plausibly be exploited with heap reuse/spraying to corrupt kernel state or hijack control flow. Therefore integrity impact is high.\nA:H - The reported failure is a kernel general protection fault during OVS/netdevice teardown. A local attacker can repeatedly trigger the race to crash or destabilize the kernel."
            }
          ]
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      "providerMetadata": {
        "dateUpdated": "2026-08-05T12:23:10.229Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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      "references": [
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          "url": "https://git.kernel.org/stable/c/df3c95be76103604e752131d9495a24814915ece"
        },
        {
          "url": "https://git.kernel.org/stable/c/33609454be4f582e686a4bf13d4482a5ca0f6c4b"
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        },
        {
          "url": "https://git.kernel.org/stable/c/7c770dadfda5cbbde6aa3c4363ed513f1d212bf8"
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      ],
      "title": "net: openvswitch: Avoid releasing netdev before teardown completes",
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2026-31508",
    "datePublished": "2026-04-22T13:54:26.599Z",
    "dateReserved": "2026-03-09T15:48:24.106Z",
    "dateUpdated": "2026-09-08T08:47:34.034Z",
    "state": "PUBLISHED"
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      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: 6fire: fix use-after-free on disconnect\n\nIn usb6fire_chip_abort(), the chip struct is allocated as the card\u0027s\nprivate data (via snd_card_new with sizeof(struct sfire_chip)).  When\nsnd_card_free_when_closed() is called and no file handles are open, the\ncard and embedded chip are freed synchronously.  The subsequent\nchip-\u003ecard = NULL write then hits freed slab memory.\n\nCall trace:\n  usb6fire_chip_abort sound/usb/6fire/chip.c:59 [inline]\n  usb6fire_chip_disconnect+0x348/0x358 sound/usb/6fire/chip.c:182\n  usb_unbind_interface+0x1a8/0x88c drivers/usb/core/driver.c:458\n  ...\n  hub_event+0x1a04/0x4518 drivers/usb/core/hub.c:5953\n\nFix by moving the card lifecycle out of usb6fire_chip_abort() and into\nusb6fire_chip_disconnect().  The card pointer is saved in a local\nbefore any teardown, snd_card_disconnect() is called first to prevent\nnew opens, URBs are aborted while chip is still valid, and\nsnd_card_free_when_closed() is called last so chip is never accessed\nafter the card may be freed."
        }
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      "providerMetadata": {
        "dateUpdated": "2026-06-14T17:42:07.970Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/e719232f4552e29de8027a83918ea94434be87af"
        },
        {
          "url": "https://git.kernel.org/stable/c/e247a0e01d15ed420f77ec5e2335721bf430a5b3"
        },
        {
          "url": "https://git.kernel.org/stable/c/ba88461f7653636c48321ca993006a74724c2f41"
        },
        {
          "url": "https://git.kernel.org/stable/c/e88354b381e2006de63d6b052ed7005c9a47d00e"
        },
        {
          "url": "https://git.kernel.org/stable/c/af75b486f7e883e3422ece23c8d727e6815144a0"
        },
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          "url": "https://git.kernel.org/stable/c/d21e8a2af4869b5890b34e081d5aeadc93e9cd5c"
        },
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          "url": "https://git.kernel.org/stable/c/3dc20d1981d6a67d8184498a5da272942dde1e65"
        },
        {
          "url": "https://git.kernel.org/stable/c/51f6532790b74ffdd6970bc848358a2838c1c185"
        },
        {
          "url": "https://git.kernel.org/stable/c/b9c826916fdce6419b94eb0cd8810fdac18c2386"
        }
      ],
      "title": "ALSA: 6fire: fix use-after-free on disconnect",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2026-31581",
    "datePublished": "2026-04-24T14:42:11.557Z",
    "dateReserved": "2026-03-09T15:48:24.119Z",
    "dateUpdated": "2026-06-14T17:42:07.970Z",
    "state": "PUBLISHED"
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  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: ctnetlink: ensure safe access to master conntrack\n\nHolding reference on the expectation is not sufficient, the master\nconntrack object can just go away, making exp-\u003emaster invalid.\n\nTo access exp-\u003emaster safely:\n\n- Grab the nf_conntrack_expect_lock, this gets serialized with\n  clean_from_lists() which also holds this lock when the master\n  conntrack goes away.\n\n- Hold reference on master conntrack via nf_conntrack_find_get().\n  Not so easy since the master tuple to look up for the master conntrack\n  is not available in the existing problematic paths.\n\nThis patch goes for extending the nf_conntrack_expect_lock section\nto address this issue for simplicity, in the cases that are described\nbelow this is just slightly extending the lock section.\n\nThe add expectation command already holds a reference to the master\nconntrack from ctnetlink_create_expect().\n\nHowever, the delete expectation command needs to grab the spinlock\nbefore looking up for the expectation. Expand the existing spinlock\nsection to address this to cover the expectation lookup. Note that,\nthe nf_ct_expect_iterate_net() calls already grabs the spinlock while\niterating over the expectation table, which is correct.\n\nThe get expectation command needs to grab the spinlock to ensure master\nconntrack does not go away. This also expands the existing spinlock\nsection to cover the expectation lookup too. I needed to move the\nnetlink skb allocation out of the spinlock to keep it GFP_KERNEL.\n\nFor the expectation events, the IPEXP_DESTROY event is already delivered\nunder the spinlock, just move the delivery of IPEXP_NEW under the\nspinlock too because the master conntrack event cache is reached through\nexp-\u003emaster.\n\nWhile at it, add lockdep notations to help identify what codepaths need\nto grab the spinlock."
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              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:34094"
          },
          {
            "tags": [
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              "x_refsource_REDHAT"
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            "url": "https://access.redhat.com/errata/RHSA-2026:25217"
          },
          {
            "tags": [
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            "url": "https://access.redhat.com/errata/RHSA-2026:25121"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:35896"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:33899"
          },
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            "tags": [
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              "x_refsource_REDHAT"
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            "url": "https://access.redhat.com/errata/RHSA-2026:35863"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:25120"
          }
        ],
        "solutions": [
          {
            "lang": "en",
            "value": "RHSA-2026:35844: Red Hat Enterprise Linux Server (v. 7 ELS), Red Hat Enterprise Linux Server Optional (v. 7 ELS)"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:41236: Red Hat Enterprise Linux for Real Time (v. 7 ELS)"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:27713: Red Hat Enterprise Linux AppStream E4S (v.9.4), Red Hat Enterprise Linux BaseOS E4S (v.9.4), Red Hat Enterprise Linux Real Time E4S (v.9.4), Red Hat Enterprise Linux Real Time for NFV E4S (v.9.4)"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:34094: Red Hat CodeReady Linux Builder EUS (v.9.6), Red Hat Enterprise Linux AppStream EUS (v.9.6), Red Hat Enterprise Linux BaseOS EUS (v.9.6), Red Hat Enterprise Linux Real Time EUS (v.9.6), Red Hat Enterprise Linux Real Time for NFV EUS (v.9.6)"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:25217: Red Hat Enterprise Linux AppStream (v. 9), Red Hat Enterprise Linux BaseOS (v. 9), Red Hat Enterprise Linux CodeReady Linux Builder (v. 9), Red Hat Enterprise Linux Real Time (v. 9), Red Hat Enterprise Linux Real Time for NFV (v. 9)"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:25121: Red Hat Enterprise Linux BaseOS (v. 8), Red Hat Enterprise Linux CRB (v. 8)"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:35896: Red Hat Enterprise Linux BaseOS AUS (v.8.4), Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4)"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:33899: Red Hat Enterprise Linux BaseOS AUS (v.8.6), Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.6)"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:35863: Red Hat Enterprise Linux BaseOS E4S (v.8.8), Red Hat Enterprise Linux BaseOS TUS (v.8.8)"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:25120: Red Hat Enterprise Linux NFV (v. 8), Red Hat Enterprise Linux RT (v. 8)"
          }
        ],
        "timeline": [
          {
            "lang": "en",
            "time": "2026-05-27T00:00:00.000Z",
            "value": "Reported to Red Hat."
          },
          {
            "lang": "en",
            "time": "2026-05-27T00:00:00.000Z",
            "value": "Made public."
          }
        ],
        "title": "kernel: RDMA/rxe: Fix double free in rxe_srq_from_init",
        "workarounds": [
          {
            "lang": "en",
            "value": "To mitigate this vulnerability, prevent the `rdma_rxe` kernel module from loading. Create a file `/etc/modprobe.d/blacklist-rdma_rxe.conf` with `blacklist rdma_rxe`. Regenerate the initramfs using `sudo dracut -f -v` (or `sudo mkinitrd -f -v /boot/initramfs-$(uname -r).img $(uname -r)` for older systems) and reboot. This action may impact functionality dependent on the RDMA/rxe driver."
          }
        ],
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    "cna": {
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          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
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          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "status": "affected",
              "version": "aae0484e15f062ad2c2502e68e15dfb8b8f84608",
              "versionType": "git"
            },
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              "status": "affected",
              "version": "aae0484e15f062ad2c2502e68e15dfb8b8f84608",
              "versionType": "git"
            },
            {
              "lessThan": "9abff51163aa1bc275ec356f74fe976291860a7f",
              "status": "affected",
              "version": "aae0484e15f062ad2c2502e68e15dfb8b8f84608",
              "versionType": "git"
            },
            {
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              "versionType": "git"
            },
            {
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              "status": "affected",
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              "versionType": "git"
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            {
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              "status": "affected",
              "version": "aae0484e15f062ad2c2502e68e15dfb8b8f84608",
              "versionType": "git"
            },
            {
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              "status": "affected",
              "version": "aae0484e15f062ad2c2502e68e15dfb8b8f84608",
              "versionType": "git"
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              "status": "affected",
              "version": "350703fae672d4d649c3562c199eab5ec9dc7c79",
              "versionType": "git"
            },
            {
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              "status": "affected",
              "version": "4.19.86",
              "versionType": "semver"
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          "product": "Linux",
          "programFiles": [
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          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.20"
            },
            {
              "lessThan": "4.20",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.259",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.210",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.176",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.128",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.75",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.14",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.19.*",
              "status": "unaffected",
              "version": "6.19.4",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.0",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
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          "nodes": [
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                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                  "vulnerable": true
                },
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                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.210",
                  "versionStartIncluding": "4.20",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.176",
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                  "vulnerable": true
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                  "vulnerable": true
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                  "versionEndExcluding": "6.18.14",
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                  "vulnerable": true
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                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.19.4",
                  "versionStartIncluding": "4.20",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.0",
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                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionStartIncluding": "4.19.86",
                  "vulnerable": true
                }
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              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/rxe: Fix double free in rxe_srq_from_init\n\nIn rxe_srq_from_init(), the queue pointer \u0027q\u0027 is assigned to\n\u0027srq-\u003erq.queue\u0027 before copying the SRQ number to user space.\nIf copy_to_user() fails, the function calls rxe_queue_cleanup()\nto free the queue, but leaves the now-invalid pointer in\n\u0027srq-\u003erq.queue\u0027.\n\nThe caller of rxe_srq_from_init() (rxe_create_srq) eventually\ncalls rxe_srq_cleanup() upon receiving the error, which triggers\na second rxe_queue_cleanup() on the same memory, leading to a\ndouble free.\n\nThe call trace looks like this:\n   kmem_cache_free+0x.../0x...\n   rxe_queue_cleanup+0x1a/0x30 [rdma_rxe]\n   rxe_srq_cleanup+0x42/0x60 [rdma_rxe]\n   rxe_elem_release+0x31/0x70 [rdma_rxe]\n   rxe_create_srq+0x12b/0x1a0 [rdma_rxe]\n   ib_create_srq_user+0x9a/0x150 [ib_core]\n\nFix this by moving \u0027srq-\u003erq.queue = q\u0027 after copy_to_user."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "scenarios": [
            {
              "lang": "en",
              "value": "AV:L - The bug is triggered through the RDMA uverbs character device (/dev/infiniband/uverbsN) via a local write()/ioctl() syscall during SRQ creation; it is not reachable from network packets, as rxe SRQ creation is a purely local control-plane operation.\nAC:L - The attacker fully controls the trigger by supplying a bad userspace outbuf pointer so copy_to_user() faults deterministically; no race or attacker-uncontrolled condition is involved.\nPR:L - Reaching ib_create_srq_user requires access to the RDMA verbs device, which by design is used by unprivileged applications and is commonly exposed to regular users in RDMA-enabled (HPC/cloud) deployments; no real root is needed.\nUI:N - The attacker\u0027s own process performs the offending verbs call; no separate victim action is required.\nS:U - The corruption is confined to kernel heap memory within the same security authority; no VM/IOMMU/sandbox boundary is crossed.\nC:H - The double-free/UAF lets the attacker reallocate and control the freed queue object\u0027s contents, yielding an arbitrary kernel-memory read primitive for information disclosure.\nI:H - Double-free of a kmalloc\u0027d object enables heap grooming and reallocation into attacker-controlled structures, providing a write primitive that can be leveraged for control-flow hijacking.\nA:H - The double free reliably corrupts the slab allocator and crashes the kernel (panic/oops)."
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-05T12:28:28.771Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/b98ab5494dbd48652561aa0b9c32f10500220745"
        },
        {
          "url": "https://git.kernel.org/stable/c/d493e0bfc748a520c349d6c8791b262aa5ad2e4e"
        },
        {
          "url": "https://git.kernel.org/stable/c/9abff51163aa1bc275ec356f74fe976291860a7f"
        },
        {
          "url": "https://git.kernel.org/stable/c/26793db60925df1e88a29466813d586cbc190b8c"
        },
        {
          "url": "https://git.kernel.org/stable/c/ce6f8e007682f378279d4cf83b240f12d52c723b"
        },
        {
          "url": "https://git.kernel.org/stable/c/5c07aef09a121a4cd622a71eb0753a9e135c84a8"
        },
        {
          "url": "https://git.kernel.org/stable/c/26a9cfe12f4ffdeaa136f252478986fa5f397ddc"
        },
        {
          "url": "https://git.kernel.org/stable/c/0beefd0e15d962f497aad750b2d5e9c3570b66d1"
        }
      ],
      "title": "RDMA/rxe: Fix double free in rxe_srq_from_init",
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  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-45852",
    "datePublished": "2026-05-27T12:15:26.084Z",
    "dateReserved": "2026-05-13T15:03:33.079Z",
    "dateUpdated": "2026-08-20T12:32:01.060Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}