CVE-2022-50096x86/kprobes: Update kcb status flag after singlestepping
- 5.5MediumCVSS base score
- 0.24%Exploitation in 30 daysEPSS · top 84% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
In the Linux kernel, the following vulnerability has been resolved: x86/kprobes: Update kcb status flag after singlestepping Fix kprobes to update kcb (kprobes control block) status flag to KPROBE_HIT_SSDONE even if the kp->post_handler is not set. This bug may cause a kernel panic if another INT3 user runs right after kprobes because kprobe_int3_handler() misunderstands the INT3 is kprobe's single stepping INT3.
Timeline
ID reserved
By Linux
Published
- 11 months later
· 11 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Analyzed | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.24% · top 84% of all CVEs (12 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Affected products
- affected ba7d1dae9fe866abe74bb1e849fb85983b7c4c37 – < edc2ac7c7265b33660fa0190898966b49966b855
- affected 6256e668b7af9d81472e03c6a171630c08f8858a – < 1cbf3882cb372bbe752efd7c3045ca1c9ab40ac6
- affected 6256e668b7af9d81472e03c6a171630c08f8858a – < b9c3401f7cac6ae291a16784dadcd1bf116218fe
- affected 6256e668b7af9d81472e03c6a171630c08f8858a – < 663cdda2716b70751df9c7e60b81bd0850fdfe3c
- affected 6256e668b7af9d81472e03c6a171630c08f8858a – < dec8784c9088b131a1523f582c2194cfc8107dc0
- affected 5.13
- unaffected < 5.13
- unaffected 5.15.61 – ≤ 5.15.*
- unaffected 5.18.18 – ≤ 5.18.*
- unaffected 5.19.2 – ≤ 5.19.*
- unaffected 6.0 – ≤ *
References
References5
- https://git.kernel.org/stable/c/edc2ac7c7265b33660fa0190898966b49966b855 (opens in a new tab)
- https://git.kernel.org/stable/c/1cbf3882cb372bbe752efd7c3045ca1c9ab40ac6 (opens in a new tab)
- https://git.kernel.org/stable/c/b9c3401f7cac6ae291a16784dadcd1bf116218fe (opens in a new tab)
- https://git.kernel.org/stable/c/663cdda2716b70751df9c7e60b81bd0850fdfe3c (opens in a new tab)
- https://git.kernel.org/stable/c/dec8784c9088b131a1523f582c2194cfc8107dc0 (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2022-55362 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2022-50096)Record last updated .