CVE-2022-50333
What it is
In the Linux kernel, the following vulnerability has been resolved: fs: jfs: fix shift-out-of-bounds in dbDiscardAG This should be applied to most URSAN bugs found recently by syzbot, by guarding the dbMount. As syzbot feeding rubbish into the bmap descriptor.
At a glance
- Exploitability
- Can be exploited locally on the machine without logging in, but needs a user to act. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 0.2% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.2% in the next 30 days (EPSS).
- Severity: 7.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.2% · EPSS, next 30 days
- Weakness
- CWE-125 · Out-of-bounds read
- Record status
- Modified
Affected
- Linux Kernel < 4.9.337
- Linux Kernel < 4.14.303
- Linux Kernel < 4.19.270
- Linux Kernel < 5.4.229
- Linux Kernel < 5.10.163
- Linux Kernel < 5.15.86
- Linux Kernel < 6.0.16
- Linux Kernel < 6.1.2
Attack profile CVSS 3.1 · 7.8
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2022-50333.md and follow it. Check whether this project is affected by CVE-2022-50333. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://git.kernel.org/stable/c/0183c8f46ab5bcd0740f41c87f5141c6ca2bf1bb
- https://git.kernel.org/stable/c/10b87da8fae79c7daf5eda6a9e4f1d31b85b4d92
- https://git.kernel.org/stable/c/25e70c6162f207828dd405b432d8f2a98dbf7082
- https://git.kernel.org/stable/c/3d340b684dcec5e34efc470227cd1c7d2df121ad
- https://git.kernel.org/stable/c/50163a115831ef4e6402db5a7ef487d1989d7249
- https://git.kernel.org/stable/c/624843f1bac448150f6859999c72c4841c14a2e3
- https://git.kernel.org/stable/c/911999b193735cd378517b6cd5fe585ee345d49c
- https://git.kernel.org/stable/c/ab5cd3d62c2493eca3337e7d0178cc7bd819ca64
- https://git.kernel.org/stable/c/f8d4d0bac603616e2fa4a3907e81ed13f8f3c380
References
- https://git.kernel.org/stable/c/0183c8f46ab5bcd0740f41c87f5141c6ca2bf1bb
- https://git.kernel.org/stable/c/10b87da8fae79c7daf5eda6a9e4f1d31b85b4d92
- https://git.kernel.org/stable/c/25e70c6162f207828dd405b432d8f2a98dbf7082
- https://git.kernel.org/stable/c/3d340b684dcec5e34efc470227cd1c7d2df121ad
- https://git.kernel.org/stable/c/50163a115831ef4e6402db5a7ef487d1989d7249
- https://git.kernel.org/stable/c/624843f1bac448150f6859999c72c4841c14a2e3
- https://git.kernel.org/stable/c/911999b193735cd378517b6cd5fe585ee345d49c
- https://git.kernel.org/stable/c/ab5cd3d62c2493eca3337e7d0178cc7bd819ca64
- https://git.kernel.org/stable/c/f8d4d0bac603616e2fa4a3907e81ed13f8f3c380