pstore/zone: Add a null pointer check to the psz_kmsg_read
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 5.10.215, 5.15.155, 6.1.86, 6.6.27, 6.8.6
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
- Exploitation: none
- Automatable: no
- Technical impact: partial
Summary
In the Linux kernel, the following vulnerability has been resolved: pstore/zone: Add a null pointer check to the psz_kmsg_read kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure. Ensure the allocation was successful by checking the pointer validity.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: partial
- Record last updated
Affected versions
- Linux Linux
From d26c3321fe18dc74517dc1f518d584aa33b0a851 · fixed in 98e2b97acb875d65bdfc75fc408e67975cef3041; From d26c3321fe18dc74517dc1f518d584aa33b0a851 · fixed in 0ff96ec22a84d80a18d7ae8ca7eb111c34ee33bb; From d26c3321fe18dc74517dc1f518d584aa33b0a851 · fixed in 635594cca59f9d7a8e96187600c34facb8bc0682; From d26c3321fe18dc74517dc1f518d584aa33b0a851 · fixed in ec7256887d072f98c42cdbef4dcc80ddf84c7a70; From d26c3321fe18dc74517dc1f518d584aa33b0a851 · fixed in 6f9f2e498eae7897ba5d3e33908917f68ff4abcc; From d26c3321fe18dc74517dc1f518d584aa33b0a851 · fixed in 98bc7e26e14fbb26a6abf97603d59532475e97f8
- Linux Linux
5.8
- KernelLinux
From 5.8.0 · fixed in 5.10.215; From 5.11.0 · fixed in 5.15.155; From 5.16.0 · fixed in 6.1.86; From 6.2.0 · fixed in 6.6.27; From 6.7.0 · fixed in 6.8.6