CVE-2024-35821

Summary

In the Linux kernel, the following vulnerability has been resolved:

ubifs: Set page uptodate in the correct place

Page cache reads are lockless, so setting the freshly allocated page uptodate before we've overwritten it with the data it's supposed to have in it will allow a simultaneous reader to see old data. Move the call to SetPageUptodate into ubifs_write_end(), which is after we copied the new data into the page.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux1e51764a3c2ac05a23a22b2a95ddee4d9bffb16d < 4aa554832b9dc9e66249df75b8f447d87853e12eaffected
LinuxLinux1e51764a3c2ac05a23a22b2a95ddee4d9bffb16d < 778c6ad40256f1c03244fc06d7cdf71f6b5e7310affected
LinuxLinux1e51764a3c2ac05a23a22b2a95ddee4d9bffb16d < 8f599ab6fabbca4c741107eade70722a98adfd9faffected
LinuxLinux1e51764a3c2ac05a23a22b2a95ddee4d9bffb16d < f19b1023a3758f40791ec166038d6411c8894ae3affected
LinuxLinux1e51764a3c2ac05a23a22b2a95ddee4d9bffb16d < 142d87c958d9454c3cffa625fab56f3016e8f9f3affected
LinuxLinux1e51764a3c2ac05a23a22b2a95ddee4d9bffb16d < fc99f4e2d2f1ce766c14e98463c2839194ae964faffected
LinuxLinux1e51764a3c2ac05a23a22b2a95ddee4d9bffb16d < 4b7c4fc60d6a46350fbe54f5dc937aeaa02e675eaffected
LinuxLinux1e51764a3c2ac05a23a22b2a95ddee4d9bffb16d < 17772bbe9cfa972ea1ff827319f6e1340de76566affected
LinuxLinux1e51764a3c2ac05a23a22b2a95ddee4d9bffb16d < 723012cab779eee8228376754e22c6594229bf8faffected
LinuxLinux2.6.27affected
LinuxLinux0 < 2.6.27unaffected
LinuxLinux4.19.312 <= 4.19.*unaffected
LinuxLinux5.4.274 <= 5.4.*unaffected
LinuxLinux5.10.215 <= 5.10.*unaffected
LinuxLinux5.15.154 <= 5.15.*unaffected
LinuxLinux6.1.84 <= 6.1.*unaffected
LinuxLinux6.6.24 <= 6.6.*unaffected
LinuxLinux6.7.12 <= 6.7.*unaffected
LinuxLinux6.8.3 <= 6.8.*unaffected
LinuxLinux6.9 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: partial

CVE Program Container

Additional References

References