Bugzilla – Bug 1227925
VUL-0: CVE-2022-48776: kernel: mtd: parsers: qcom: Fix missing free for pparts in cleanup
Last modified: 2024-07-16 14:15:03 UTC
Description =========== In the Linux kernel, the following vulnerability has been resolved: mtd: parsers: qcom: Fix missing free for pparts in cleanup Mtdpart doesn't free pparts when a cleanup function is declared. Add missing free for pparts in cleanup function for smem to fix the leak. The Linux kernel CVE team has assigned CVE-2022-48776 to this issue. Affected and fixed versions =========================== Issue introduced in 5.14 with commit 10f3b4d79958 and fixed in 5.15.25 with commit 3eb5185896a6 Issue introduced in 5.14 with commit 10f3b4d79958 and fixed in 5.16.11 with commit 1b37889f9a15 Issue introduced in 5.14 with commit 10f3b4d79958 and fixed in 5.17 with commit 3dd8ba961b93 Issue introduced in 5.12.17 with commit af86e36c5833 Issue introduced in 5.13.2 with commit 765beb5ef9da Please see https://www.kernel.org for a full list of currently supported kernel versions by the kernel community. Unaffected versions might change over time as fixes are backported to older supported kernel versions. The official CVE entry at https://cve.org/CVERecord/?id=CVE-2022-48776 will be updated if fixes are backported, please check that for the most up to date information about this issue. Affected files ============== The file(s) affected by this issue are: drivers/mtd/parsers/qcomsmempart.c Mitigation ========== The Linux kernel CVE team recommends that you update to the latest stable kernel version for this, and many other bugfixes. Individual changes are never tested alone, but rather are part of a larger kernel release. Cherry-picking individual commits is not recommended or supported by the Linux kernel community at all. If however, updating to the latest release is impossible, the individual changes to resolve this issue can be found at these commits: https://git.kernel.org/stable/c/3eb5185896a68373714dc7d0009111744adc3345 https://git.kernel.org/stable/c/1b37889f9a151d26a3fb0d3870f6e1046dee2e24 https://git.kernel.org/stable/c/3dd8ba961b9356c4113b96541c752c73d98fef70 References: http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-48776 https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2022/CVE-2022-48776.mbox https://git.kernel.org/stable/c/3eb5185896a68373714dc7d0009111744adc3345 https://git.kernel.org/stable/c/1b37889f9a151d26a3fb0d3870f6e1046dee2e24 https://git.kernel.org/stable/c/3dd8ba961b9356c4113b96541c752c73d98fef70