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CVE-2026-53385

In the Linux kernel, the following vulnerability has been resolved: vc_screen: fix null-ptr-deref in vcs_notifier() during concurrent vcs_write A KASAN null-ptr-deref was observed in vcs_notifier(): BUG: KASAN: null-ptr-deref in vcs_notifier+0x98/0x130 Read of size 2 at addr qmp_cmd_name: qmp_capabilities, arguments: {} The issue is a race condition in vcs_write(). When the console_lock is temporarily dropped (to copy data from userspace), the vc_data pointer obtained from vcs_vc() may becom
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:83f32d02239db000679570578147c4fdf9ad632382ec1517a11a8adf391a0f81
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":["drivers/tty/vt/vc_screen.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"43a6281790273c1b0a9ab76609ff0245b968f1e6","status":"affected","version":"11dddfbb7a4e62489b01074d6c04d9d1b42e4047","versionType":"git"},{"lessThan":"b6bbb85cf45bf0b070e741997fe0af3a772c5ad5","status":"affected","version":"e3d1adcad5b73c7ed0c7edb35ab68abcaa45cf67","versionType":"git"},{"lessThan":"ff4806202749a51938236214adc0281481a57366","status":"affected","version":"3338d0b9acde770ee58…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:71e187f2c0fd49db89b20db0b3f124357af729d158ef38c2f3716904fc2e7357 · sha256:18cf4639da7ea1cd… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/tty/vt/vc_screen.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.4"},{"lessThan":"6.4","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.260","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.211","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.177","versionType":"semver"},{"less…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:71e187f2c0fd49db89b20db0b3f124357af729d158ef38c2f3716904fc2e7357 · sha256:18cf4639da7ea1cd… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/tty/vt/vc_screen.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"43a6281790273c1b0a9ab76609ff0245b968f1e6","status":"affected","version":"11dddfbb7a4e62489b01074d6c04d9d1b42e4047","versionType":"git"},{"lessThan":"b6bbb85cf45bf0b070e741997fe0af3a772c5ad5","status":"affected","version":"e3d1adcad5b73c7ed0c7edb35ab68abcaa45cf67","versionType":"git"},{"lessThan":"ff4806202749a51938236214adc0281481a57366","status":"affected","version":"3338d0b9acde770ee58…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:71e187f2c0fd49db89b20db0b3f124357af729d158ef38c2f3716904fc2e7357 · sha256:18cf4639da7ea1cd… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/tty/vt/vc_screen.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.4"},{"lessThan":"6.4","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.260","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.211","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.177","versionType":"semver"},{"less…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:71e187f2c0fd49db89b20db0b3f124357af729d158ef38c2f3716904fc2e7357 · sha256:18cf4639da7ea1cd… · /containers/cna/affected/1

Source references

9 source assertions
{"url":"https://git.kernel.org/stable/c/09a43e81279b8da15526da09877134b8bcf618b0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:71e187f2c0fd49db89b20db0b3f124357af729d158ef38c2f3716904fc2e7357 · sha256:18cf4639da7ea1cd… · /containers/cna/references/7
{"url":"https://git.kernel.org/stable/c/43a6281790273c1b0a9ab76609ff0245b968f1e6"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:71e187f2c0fd49db89b20db0b3f124357af729d158ef38c2f3716904fc2e7357 · sha256:18cf4639da7ea1cd… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/73049768ad57145acd337102c5aa3c788e6642c8"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:71e187f2c0fd49db89b20db0b3f124357af729d158ef38c2f3716904fc2e7357 · sha256:18cf4639da7ea1cd… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/74be188eb2dc1c99d63986167b9a67d415fe7326"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:71e187f2c0fd49db89b20db0b3f124357af729d158ef38c2f3716904fc2e7357 · sha256:18cf4639da7ea1cd… · /containers/cna/references/6
{"url":"https://git.kernel.org/stable/c/7cc3dd79777f6ae4625ec37e84dd18a26dc88bde"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:71e187f2c0fd49db89b20db0b3f124357af729d158ef38c2f3716904fc2e7357 · sha256:18cf4639da7ea1cd… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/8232fca738011ca2ec865b46ec721d1796dc0580"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:71e187f2c0fd49db89b20db0b3f124357af729d158ef38c2f3716904fc2e7357 · sha256:18cf4639da7ea1cd… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/a287620312dc6dcb9a093417a0e589bf30fcf38a"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:71e187f2c0fd49db89b20db0b3f124357af729d158ef38c2f3716904fc2e7357 · sha256:18cf4639da7ea1cd… · /containers/cna/references/8
{"url":"https://git.kernel.org/stable/c/b6bbb85cf45bf0b070e741997fe0af3a772c5ad5"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:71e187f2c0fd49db89b20db0b3f124357af729d158ef38c2f3716904fc2e7357 · sha256:18cf4639da7ea1cd… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/ff4806202749a51938236214adc0281481a57366"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:71e187f2c0fd49db89b20db0b3f124357af729d158ef38c2f3716904fc2e7357 · sha256:18cf4639da7ea1cd… · /containers/cna/references/2

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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