CVE-2024-26688 — NULL Pointer Dereference in Linux
Severity
5.5MEDIUMNVD
OSV7.8OSV7.0OSV6.5
EPSS
0.0%
top 94.42%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedApr 3
Latest updateAug 14
Description
In the Linux kernel, the following vulnerability has been resolved:
fs,hugetlb: fix NULL pointer dereference in hugetlbs_fill_super
When configuring a hugetlb filesystem via the fsconfig() syscall, there is
a possible NULL dereference in hugetlbfs_fill_super() caused by assigning
NULL to ctx->hstate in hugetlbfs_parse_param() when the requested pagesize
is non valid.
E.g: Taking the following steps:
fd = fsopen("hugetlbfs", FSOPEN_CLOEXEC);
fsconfig(fd, FSCONFIG_SET_STRING, "pagesize", "1024…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6
Affected Packages5 packages
▶CVEListV5linux/linux32021982a324dce93b4ae00c06213bf45fb319c8 — 1dde8ef4b7a749ae1bc73617c91775631d167557+7
Also affects: Debian Linux 10.0
Patches
🔴Vulnerability Details
19📋Vendor Advisories
19💬Community
1Bugzilla
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