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CVE-2026-23064

In the Linux kernel, the following vulnerability has been resolved: net/sched: act_ife: avoid possible NULL deref tcf_ife_encode() must make sure ife_encode() does not return NULL. syzbot reported: Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] RIP: 0010:ife_tlv_meta_encode+0x41/0xa0 net/ife/ife.c:166 CPU: 3 UID: 0 PID: 8990 Comm: syz.0.696 Not tainted syz
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:976188ad633d8816c59bf96e8aa2828bc543b499b15e221926bdc67da725ebae
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/sched/act_ife.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"4ef2c77851676b7ed106f0c47755bee9eeec9a40","status":"affected","version":"295a6e06d21e1f469c9f38b00125a13b60ad4e7c","versionType":"git"},{"lessThan":"dd9442aedbeae87c44cc64c0ee41abd296dc008b","status":"affected","version":"295a6e06d21e1f469c9f38b00125a13b60ad4e7c","versionType":"git"},{"lessThan":"1440d749fe49c8665da6f744323b1671d25a56a0","status":"affected","version":"295a6e06d21e1f469c9f38b001…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8c1278a389b49876c46592f5f1292f5c2b62683ad854db47e85ef8babec15574 · sha256:8faf5e99e542c55e… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["net/sched/act_ife.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.11"},{"lessThan":"4.11","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.249","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.199","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.162","versionType":"semver"},{"lessThanO…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8c1278a389b49876c46592f5f1292f5c2b62683ad854db47e85ef8babec15574 · sha256:8faf5e99e542c55e… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/sched/act_ife.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"4ef2c77851676b7ed106f0c47755bee9eeec9a40","status":"affected","version":"295a6e06d21e1f469c9f38b00125a13b60ad4e7c","versionType":"git"},{"lessThan":"dd9442aedbeae87c44cc64c0ee41abd296dc008b","status":"affected","version":"295a6e06d21e1f469c9f38b00125a13b60ad4e7c","versionType":"git"},{"lessThan":"1440d749fe49c8665da6f744323b1671d25a56a0","status":"affected","version":"295a6e06d21e1f469c9f38b001…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8c1278a389b49876c46592f5f1292f5c2b62683ad854db47e85ef8babec15574 · sha256:8faf5e99e542c55e… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["net/sched/act_ife.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.11"},{"lessThan":"4.11","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.249","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.199","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.162","versionType":"semver"},{"lessThanO…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8c1278a389b49876c46592f5f1292f5c2b62683ad854db47e85ef8babec15574 · sha256:8faf5e99e542c55e… · /containers/cna/affected/1

Source references

7 source assertions
{"url":"https://git.kernel.org/stable/c/03710cebfc0bcfe247a9e04381e79ea33896e278"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8c1278a389b49876c46592f5f1292f5c2b62683ad854db47e85ef8babec15574 · sha256:8faf5e99e542c55e… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/1440d749fe49c8665da6f744323b1671d25a56a0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8c1278a389b49876c46592f5f1292f5c2b62683ad854db47e85ef8babec15574 · sha256:8faf5e99e542c55e… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/27880b0b0d35ad1c98863d09788254e36f874968"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8c1278a389b49876c46592f5f1292f5c2b62683ad854db47e85ef8babec15574 · sha256:8faf5e99e542c55e… · /containers/cna/references/6
{"url":"https://git.kernel.org/stable/c/374915dfc932adf57712df3be010667fd1190e3c"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8c1278a389b49876c46592f5f1292f5c2b62683ad854db47e85ef8babec15574 · sha256:8faf5e99e542c55e… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/4ef2c77851676b7ed106f0c47755bee9eeec9a40"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8c1278a389b49876c46592f5f1292f5c2b62683ad854db47e85ef8babec15574 · sha256:8faf5e99e542c55e… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/6c75fed55080014545f262b7055081cec4768b20"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8c1278a389b49876c46592f5f1292f5c2b62683ad854db47e85ef8babec15574 · sha256:8faf5e99e542c55e… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/dd9442aedbeae87c44cc64c0ee41abd296dc008b"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8c1278a389b49876c46592f5f1292f5c2b62683ad854db47e85ef8babec15574 · sha256:8faf5e99e542c55e… · /containers/cna/references/1

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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