CVE-2026-97487: vulnerability in Linux
jfs: handle set_blocksize failures
Published · Updated
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 0.2%
exploitation probability
0.2%top 94% of all CVEs
observed exploitation
nono source reports it
In the Linux kernel, the following vulnerability has been resolved:
jfs: handle set_blocksize failures
jfs uses buffer_heads, which don't handle block size > PAGE_SIZE well.
Without this, mounting we will hit the
BUG_ON(offset >= folio_size(folio));
in folio_set_bh on the first __bread_gfp call.
Affected products
Linux · LinuxRelated CVEs — Linux
In the same product, most dangerous first.
CVE-2024-53197HIGHALSA: usb-audio: Fix potential out-of-bound accesses for Extigy and Mbox devicesEPSS 4.1%KEVCVE-2026-31431HIGHcrypto: algif_aead - Revert to operating out-of-placeEPSS 3.4%KEVCVE-2024-53104HIGHmedia: uvcvideo: Skip parsing frames of type UVC_VS_UNDEFINED in uvc_parse_formatEPSS 3.4%KEVCVE-2025-39682CRITICALtls: fix handling of zero-length records on the rx_listEPSS 2.9%KEVCVE-2024-36971HIGHnet: fix __dst_negative_advice() raceEPSS 2.7%KEVCVE-2024-53150HIGHALSA: usb-audio: Fix out of bounds reads when finding clock sourcesEPSS 1.4%KEV
References
https://git.kernel.org/stable/c/05107f5602751fcfd3d108c1f579eb45aabead52https://git.kernel.org/stable/c/153374ee67a458c77b5755d3cc57fbdc639d327ehttps://git.kernel.org/stable/c/87d6852f06c5a29f757f7b7ad1423e4cbd0f2cadhttps://git.kernel.org/stable/c/a0ac22af8acca6ea6c57aff72662086cb3243b1chttps://git.kernel.org/stable/c/a0eaa3f4b6dcc829228752f6255f0e45cc94b273https://git.kernel.org/stable/c/deb9400a38849e03210c9169b777e89e74debe96https://git.kernel.org/stable/c/e2712fa5c02cd1b3e40d45bc8ce581f3c67bf4b4