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net/tipc: fix slab-use-after-free Read in tipc_aead_encrypt_done

Type: advisorySource: Official CVE List1 source record

In the Linux kernel, the following vulnerability has been resolved: net/tipc: fix slab-use-after-free Read in tipc_aead_encrypt_done Syzbot reported a slab-use-after-free with the following call trace: ================================================================== BUG: KASAN: slab-use-after-free in tipc_aead_encrypt_done+0x4bd/0x510 net/tipc/crypto.c:840 Read of size 8 at addr ffff88807a733000 by task kworker/1:0/25 Call Trace: kasan_report+0xd9/0x110 mm/kasan/report.c:601 tipc_aead_encrypt_done+0x4bd/0x510 net/tipc/crypto.c:840 crypto_request_complete include/crypto/algapi.h:266 aead_request_complete include/crypto/internal/aead.h:85 cryptd_aead_crypt+0x3b8/0x750 crypto/cryptd.c:772 crypto_request_complete include/crypto/algapi.h:266 cryptd_queue_worker+0x131/0x200 crypto/cryptd.c:181 process_one_work+0x9fb/0x1b60 kernel/workqueue.c:3231 Allocated by task 8355: kzalloc_noprof include/linux/slab.h:778 tipc_crypto_start+0xcc/0x9e0 net/tipc/crypto.c:1466 tipc_init_net+0x2dd/0x430 net/tipc/core.c:72 ops_init+0xb9/0x650 net/core/net_namespace.c:139 setup_net+0x435/0xb40 net/core/net_namespace.c:343 copy_net_ns+0x2f0/0x670 net/core/net_namespace.c:508 create_new_namespaces+0x3ea/0xb10 kernel/nsproxy.c:110 unshare_nsproxy_namespaces+0xc0/0x1f0 kernel/nsproxy.c:228 ksys_unshare+0x419/0x970 kernel/fork.c:3323 __do_sys_unshare kernel/fork.c:3394 Freed by task 63: kfree+0x12a/0x3b0 mm/slub.c:4557 tipc_crypto_stop+0x23c/0x500 net/tipc/crypto.c:1539 tipc_exit_net+0x8c/0x110 net/tipc/

Announced Source revision 1
Original source ↗

CVE-2025-38052

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2025-38052

Linux

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Linux

Source reference: /containers/cna/affected/1/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "fc1b6d6de2208774efd2a20bf0daddb02d18b1e0",
        "lessThan": "d42ed4de6aba232d946d20653a70f79158a6535b",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "fc1b6d6de2208774efd2a20bf0daddb02d18b1e0",
        "lessThan": "f5c2c4eaaa5a8e7e0685ec031d480e588e263e59",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "fc1b6d6de2208774efd2a20bf0daddb02d18b1e0",
        "lessThan": "b8fcae6d2e93c54cacb8f579a77d827c1c643eb5",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "fc1b6d6de2208774efd2a20bf0daddb02d18b1e0",
        "lessThan": "b19fc1d0be3c3397e5968fe2627f22e7f84673b1",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "fc1b6d6de2208774efd2a20bf0daddb02d18b1e0",
        "lessThan": "689a205cd968a1572ab561b0c4c2d50a10e9d3b0",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "fc1b6d6de2208774efd2a20bf0daddb02d18b1e0",
        "lessThan": "4a0fddc2c0d5c28aec8c262ad4603be0bef1938c",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "fc1b6d6de2208774efd2a20bf0daddb02d18b1e0",
        "lessThan": "e279024617134c94fd3e37470156534d5f2b3472",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "net/tipc/crypto.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "5.5"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "5.5",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "5.10.238",
        "versionType": "semver",
        "lessThanOrEqual": "5.10.*"
      },
      {
        "status": "unaffected",
        "version": "5.15.185",
        "versionType": "semver",
        "lessThanOrEqual": "5.15.*"
      },
      {
        "status": "unaffected",
        "version": "6.1.141",
        "versionType": "semver",
        "lessThanOrEqual": "6.1.*"
      },
      {
        "status": "unaffected",
        "version": "6.6.93",
        "versionType": "semver",
        "lessThanOrEqual": "6.6.*"
      },
      {
        "status": "unaffected",
        "version": "6.12.31",
        "versionType": "semver",
        "lessThanOrEqual": "6.12.*"
      },
      {
        "status": "unaffected",
        "version": "6.14.9",
        "versionType": "semver",
        "lessThanOrEqual": "6.14.*"
      },
      {
        "status": "unaffected",
        "version": "6.15",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "net/tipc/crypto.c"
    ],
    "defaultStatus": "affected"
  }
]
Related CVEs
CVE-2025-38052

Source reference: /cveMetadata/cveId

Publisher severity

high

Source reference: /containers/cna/metrics

Event
#30511 · Revision 1
Added to Heist Feed
Publisher date
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